{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-6209", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2023-11-20T13:33:38.038Z", "datePublished": "2023-11-21T14:28:53.787Z", "dateUpdated": "2025-02-13T17:26:12.209Z"}, "containers": {"cna": {"affected": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThan": "120", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Firefox ESR", "vendor": "Mozilla", "versions": [{"lessThan": "115.5.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Thunderbird", "vendor": "Mozilla", "versions": [{"lessThan": "115.5", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal \"/../\" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal \"/../\" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5."}]}], "problemTypes": [{"descriptions": [{"description": "Incorrect parsing of relative URLs starting with \"///\"", "lang": "en", "type": "text"}]}], "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1858570"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-49/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-50/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-52/"}, {"url": "https://www.debian.org/security/2023/dsa-5561"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html"}], "credits": [{"lang": "en", "value": "Rachmat Abdul Rokhim"}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2023-11-30T16:06:16.133Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:21:17.907Z"}, "title": "CVE Program Container", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1858570", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-49/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-50/", "tags": ["x_transferred"]}, {"url": "https://www.mozilla.org/security/advisories/mfsa2023-52/", "tags": ["x_transferred"]}, {"url": "https://www.debian.org/security/2023/dsa-5561", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html", "tags": ["x_transferred"]}]}]}}

{}

{"affected": [{"affectedData": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThan": "120", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Firefox ESR", "vendor": "Mozilla", "versions": [{"lessThan": "115.5.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "Thunderbird", "vendor": "Mozilla", "versions": [{"lessThan": "115.5", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@mozilla.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "30F5F1B5-825D-4DC4-A6F0-ED5AD1B031F2", "versionEndExcluding": "120.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "E2804F80-1F0A-4810-AAFF-57F113F5658D", "versionEndExcluding": "115.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "92C55DCD-E2E9-46CA-B654-3B3E50A3DC6A", "versionEndExcluding": "115.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*", "matchCriteriaId": "46D69DCC-AE4D-4EA5-861C-D60951444C6C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal \"/../\" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5."}, {"lang": "es", "value": "Las URL relativas que comenzaban con tres barras se analizaban incorrectamente y se pod\u00eda utilizar una parte de path-traversal \"/../\" en la ruta para anular el host especificado. Esto podr\u00eda contribuir a problemas de seguridad en los sitios web. Esta vulnerabilidad afecta a Firefox &lt; 120, Firefox &lt; 115.5 y Thunderbird &lt; 115.5.0."}], "id": "CVE-2023-6209", "lastModified": "2026-06-17T06:50:18.403", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-11-21T15:15:07.957", "references": [{"source": "security@mozilla.org", "tags": ["Issue Tracking", "Permissions Required"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1858570"}, {"source": "security@mozilla.org", "tags": ["Mailing List"], "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html"}, {"source": "security@mozilla.org", "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2023/dsa-5561"}, {"source": "security@mozilla.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-49/"}, {"source": "security@mozilla.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-50/"}, {"source": "security@mozilla.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-52/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Permissions Required"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1858570"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2023/dsa-5561"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-49/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-50/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2023-52/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Rachmat Abdul Rokhim as the original reporter.", "affected_release": [{"advisory": "RHSA-2023:7505", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:115.5.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7509", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:115.5.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7500", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:115.5.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7508", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:115.5.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7502", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "thunderbird-0:115.5.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7547", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": "firefox-0:115.5.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions", "release_date": "2023-11-28T00:00:00Z"}, {"advisory": "RHSA-2023:7573", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "firefox-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7574", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "thunderbird-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7573", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "firefox-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7574", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "thunderbird-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7573", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "firefox-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7574", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "thunderbird-0:115.5.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7569", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "firefox-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7569", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "firefox-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7569", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "firefox-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7503", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "thunderbird-0:115.5.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7512", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "firefox-0:115.5.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7504", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "thunderbird-0:115.5.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7511", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "firefox-0:115.5.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7501", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "thunderbird-0:115.5.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7507", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "firefox-0:115.5.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7506", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "thunderbird-0:115.5.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7510", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:115.5.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7499", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "thunderbird-0:115.5.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7577", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "firefox-0:115.5.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2023-11-29T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Incorrect parsing of relative URLs starting with \"///\"", "id": "2250901", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2250901"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-22", "details": ["Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal \"/../\" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.", "The Mozilla Foundation Security Advisory describes this flaw as:\nRelative URLs starting with three slashes were incorrectly parsed, and a\npath-traversal \"/../\" part in the path could be used to override the\nspecified host. This could contribute to security problems in web sites."], "name": "CVE-2023-6209", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2023-11-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6209\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6209\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-50/#CVE-2023-6209\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-52/#CVE-2023-6209"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Moderate"}

{}