{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-11-02T18:52:05.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "FEDORA-2019-b06ec6159b", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/"}, {"name": "FEDORA-2019-d202cda4f8", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/"}, {"name": "FEDORA-2019-57462fa10d", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/"}, {"name": "USN-4333-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4333-1/"}, {"name": "USN-4333-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4333-2/"}, {"name": "openSUSE-SU-2020:0696", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html"}, {"name": "FEDORA-2020-8bdd3fd7a4", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/"}, {"name": "FEDORA-2020-ea5bdbcc90", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/"}, {"name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html"}, {"tags": ["x_refsource_MISC"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}, {"tags": ["x_refsource_MISC"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, {"tags": ["x_refsource_MISC"], "url": "https://bugs.python.org/issue30458#msg347282"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://security.netapp.com/advisory/ntap-20191107-0004/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-18348", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "FEDORA-2019-b06ec6159b", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/"}, {"name": "FEDORA-2019-d202cda4f8", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/"}, {"name": "FEDORA-2019-57462fa10d", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/"}, {"name": "USN-4333-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4333-1/"}, {"name": "USN-4333-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4333-2/"}, {"name": "openSUSE-SU-2020:0696", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html"}, {"name": "FEDORA-2020-8bdd3fd7a4", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/"}, {"name": "FEDORA-2020-ea5bdbcc90", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/"}, {"name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html"}, {"name": "https://www.oracle.com/security-alerts/cpuoct2020.html", "refsource": "MISC", "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}, {"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, {"name": "https://bugs.python.org/issue30458#msg347282", "refsource": "MISC", "url": "https://bugs.python.org/issue30458#msg347282"}, {"name": "https://security.netapp.com/advisory/ntap-20191107-0004/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20191107-0004/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T01:54:13.945Z"}, "title": "CVE Program Container", "references": [{"name": "FEDORA-2019-b06ec6159b", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/"}, {"name": "FEDORA-2019-d202cda4f8", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/"}, {"name": "FEDORA-2019-57462fa10d", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/"}, {"name": "USN-4333-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4333-1/"}, {"name": "USN-4333-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4333-2/"}, {"name": "openSUSE-SU-2020:0696", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html"}, {"name": "FEDORA-2020-8bdd3fd7a4", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/"}, {"name": "FEDORA-2020-ea5bdbcc90", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/"}, {"name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugs.python.org/issue30458#msg347282"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://security.netapp.com/advisory/ntap-20191107-0004/"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-74", "lang": "en", "description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-10-07T18:00:08.130814Z", "id": "CVE-2019-18348", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-07T18:01:39.813Z"}}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-18348", "datePublished": "2019-10-23T16:31:22.000Z", "dateReserved": "2019-10-23T00:00:00.000Z", "dateUpdated": "2026-10-07T18:01:39.813Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/", "name": "FEDORA-2019-b06ec6159b", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/", "name": "FEDORA-2019-d202cda4f8", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/", "name": "FEDORA-2019-57462fa10d", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"]}, {"url": "https://usn.ubuntu.com/4333-1/", "name": "USN-4333-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"]}, {"url": "https://usn.ubuntu.com/4333-2/", "name": "USN-4333-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html", "name": "openSUSE-SU-2020:0696", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/", "name": "FEDORA-2020-8bdd3fd7a4", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/", "name": "FEDORA-2020-ea5bdbcc90", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html", "name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"]}, {"url": "https://www.oracle.com/security-alerts/cpuoct2020.html", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://bugs.python.org/issue30458#msg347282", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20191107-0004/", "tags": ["x_refsource_CONFIRM", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T01:54:13.945Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2019-18348", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-07T18:00:08.130814Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-74", "description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-07T18:00:22.711Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/", "name": "FEDORA-2019-b06ec6159b", "tags": ["vendor-advisory", "x_refsource_FEDORA"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/", "name": "FEDORA-2019-d202cda4f8", "tags": ["vendor-advisory", "x_refsource_FEDORA"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/", "name": "FEDORA-2019-57462fa10d", "tags": ["vendor-advisory", "x_refsource_FEDORA"]}, {"url": "https://usn.ubuntu.com/4333-1/", "name": "USN-4333-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"]}, {"url": "https://usn.ubuntu.com/4333-2/", "name": "USN-4333-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU"]}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html", "name": "openSUSE-SU-2020:0696", "tags": ["vendor-advisory", "x_refsource_SUSE"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/", "name": "FEDORA-2020-8bdd3fd7a4", "tags": ["vendor-advisory", "x_refsource_FEDORA"]}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/", "name": "FEDORA-2020-ea5bdbcc90", "tags": ["vendor-advisory", "x_refsource_FEDORA"]}, {"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html", "name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "tags": ["mailing-list", "x_refsource_MLIST"]}, {"url": "https://www.oracle.com/security-alerts/cpuoct2020.html", "tags": ["x_refsource_MISC"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276", "tags": ["x_refsource_MISC"]}, {"url": "https://bugs.python.org/issue30458#msg347282", "tags": ["x_refsource_MISC"]}, {"url": "https://security.netapp.com/advisory/ntap-20191107-0004/", "tags": ["x_refsource_CONFIRM"]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2020-11-02T18:52:05.000Z"}, "x_legacyV4Record": {"affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "n/a"}]}, "product_name": "n/a"}]}, "vendor_name": "n/a"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/", "name": "FEDORA-2019-b06ec6159b", "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/", "name": "FEDORA-2019-d202cda4f8", "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/", "name": "FEDORA-2019-57462fa10d", "refsource": "FEDORA"}, {"url": "https://usn.ubuntu.com/4333-1/", "name": "USN-4333-1", "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4333-2/", "name": "USN-4333-2", "refsource": "UBUNTU"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html", "name": "openSUSE-SU-2020:0696", "refsource": "SUSE"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/", "name": "FEDORA-2020-8bdd3fd7a4", "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/", "name": "FEDORA-2020-ea5bdbcc90", "refsource": "FEDORA"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html", "name": "[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security update", "refsource": "MLIST"}, {"url": "https://www.oracle.com/security-alerts/cpuoct2020.html", "name": "https://www.oracle.com/security-alerts/cpuoct2020.html", "refsource": "MISC"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276", "refsource": "MISC"}, {"url": "https://bugs.python.org/issue30458#msg347282", "name": "https://bugs.python.org/issue30458#msg347282", "refsource": "MISC"}, {"url": "https://security.netapp.com/advisory/ntap-20191107-0004/", "name": "https://security.netapp.com/advisory/ntap-20191107-0004/", "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-18348", "STATE": "PUBLIC", "ASSIGNER": "cve@mitre.org"}}}}, "cveMetadata": {"cveId": "CVE-2019-18348", "state": "PUBLISHED", "dateUpdated": "2026-10-07T18:01:39.813Z", "dateReserved": "2019-10-23T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2019-10-23T16:31:22.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*", "matchCriteriaId": "1CBD119B-076B-46D3-9B94-FABC14564E96", "versionEndIncluding": "2.7.17", "versionStartIncluding": "2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*", "matchCriteriaId": "8041A276-2D5F-493F-BD14-17C96BDFFA8D", "versionEndExcluding": "3.5.10", "versionStartIncluding": "3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*", "matchCriteriaId": "EC082AF5-7781-4AA9-B899-26B0D275FA3D", "versionEndExcluding": "3.6.11", "versionStartIncluding": "3.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*", "matchCriteriaId": "BEB8C981-BD15-4E7B-B11A-0FC9A00BD654", "versionEndExcluding": "3.7.8", "versionStartIncluding": "3.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*", "matchCriteriaId": "2FD7A4CD-2414-490D-BCA7-BDFAD3B6D164", "versionEndExcluding": "3.8.3", "versionStartIncluding": "3.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1."}, {"lang": "es", "value": "Se detect\u00f3 un problema en urllib2 en Python versiones 2.x hasta 2.7.17 y urllib en Python versiones 3.x hasta 3.8.0. La inyecci\u00f3n de CRLF es posible si el atacante controla un par\u00e1metro url, como es demostrado por el primer argumento para urllib.request.urlopen con \\ r\\n (espec\u00edficamente en el componente host de una URL) seguido de un encabezado HTTP. Esto es similar al problema de la cadena de consulta de CVE-2019-9740 y al problema de la cadena de ruta de CVE-2019-9947. (Esto no es explotable cuando glibc tiene corregido el CVE-2016-10739). Esto est\u00e1 corregido en las versiones: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1"}], "id": "CVE-2019-18348", "lastModified": "2026-10-07T19:17:13.663", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2019-18348", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-07T18:00:08.130814Z", "version": "2.0.3"}}]}, "published": "2019-10-23T17:15:12.973", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Technical Description"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.python.org/issue30458#msg347282"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Technical Description"], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/"}, {"source": "cve@mitre.org", "tags": ["Technical Description"], "url": "https://security.netapp.com/advisory/ntap-20191107-0004/"}, {"source": "cve@mitre.org", "tags": ["Technical Description"], "url": "https://usn.ubuntu.com/4333-1/"}, {"source": "cve@mitre.org", "tags": ["Technical Description"], "url": "https://usn.ubuntu.com/4333-2/"}, {"source": "cve@mitre.org", "tags": ["Technical Description"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Technical Description"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00041.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugs.python.org/issue30458#msg347282"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Technical Description"], "url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4X3HW5JRZ7GCPSR7UHJOLD7AWLTQCDVR/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5NSAX4SC3V64PGZUPH7PRDLSON34Q5A/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JCPGLTTOBB3QEARDX4JOYURP6ELNNA2V/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M34WOYCDKTDE5KLUACE2YIEH7D37KHRX/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UESGYI5XDAHJBATEZN3MHNDUBDH47AS6/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description"], "url": "https://security.netapp.com/advisory/ntap-20191107-0004/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description"], "url": "https://usn.ubuntu.com/4333-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description"], "url": "https://usn.ubuntu.com/4333-2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-74"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-python36-python-0:3.6.12-1.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-python36-python-pip-0:9.0.1-5.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-python36-python-virtualenv-0:15.1.0-3.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-0:2.7.18-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-pip-0:8.1.2-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-virtualenv-0:13.1.0-4.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-0:3.6.12-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-pip-0:9.0.1-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-virtualenv-0:15.1.0-3.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-0:2.7.18-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-pip-0:8.1.2-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-virtualenv-0:13.1.0-4.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-0:3.6.12-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-pip-0:9.0.1-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-virtualenv-0:15.1.0-3.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-0:2.7.18-2.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-pip-0:8.1.2-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4273", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "python27-python-virtualenv-0:13.1.0-4.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-20T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-0:3.6.12-1.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-pip-0:9.0.1-5.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-19T00:00:00Z"}, {"advisory": "RHSA-2020:4285", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-python36-python-virtualenv-0:15.1.0-3.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-10-19T00:00:00Z"}], "bugzilla": {"description": "python: CRLF injection via the host part of the url passed to urlopen()", "id": "1727276", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1727276"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-113", "details": ["An issue was discovered in urllib2 in Python 2.x through 2.7.17 and urllib in Python 3.x through 3.8.0. CRLF injection is possible if the attacker controls a url parameter, as demonstrated by the first argument to urllib.request.urlopen with \\r\\n (specifically in the host component of a URL) followed by an HTTP header. This is similar to the CVE-2019-9740 query string issue and the CVE-2019-9947 path string issue. (This is not exploitable when glibc has CVE-2016-10739 fixed.). This is fixed in: v2.7.18, v2.7.18rc1; v3.5.10, v3.5.10rc1; v3.6.11, v3.6.11rc1, v3.6.12; v3.7.8, v3.7.8rc1, v3.7.9; v3.8.3, v3.8.3rc1, v3.8.4, v3.8.4rc1, v3.8.5, v3.8.6, v3.8.6rc1.", "A CRLF injection flaw was discovered in python in the way URLs are handled when doing an HTTP/HTTPS connection (e.g. through urlopen() or HTTPConnection). An attacker who can control the url parameter passed to urlopen method in the urllib/urllib2 modules can inject CRLF sequences and HTTP headers by abusing the \"host\" part of the URL."], "name": "CVE-2019-18348", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "python", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "python", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "python", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "python3", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "python27:2.7/python2", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "python3", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "python36:3.6/python36", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2019-07-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-18348\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-18348"], "statement": "This issue does not affect the versions of python and python3 as shipped with Red Hat Enterprise Linux 7.7 and above because glibc flaw CVE-2016-10739 was fixed in RHSA-2019:2118-03, which makes this bug not exploitable.\nThis issue does not affect the versions of python and python3 as shipped with Red Hat Enterprise Linux 8 because glibc is not vulnerable to CVE-2016-10739, making this bug not exploitable.", "threat_severity": "Moderate"}

{}