CVE-2001-0862 - Vulnerability Details - OpenCVE

Description

Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not block non-initial packet fragments, which allows remote attackers to bypass the ACL.

Published: 2002-03-09

Score: 7.5 High

EPSS: 1.6% Low

KEV: No

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:h:cisco:12000_router:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2001-0845	Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not block non-initial packet fragments, which allows remote attackers to bypass the ACL.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01626.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.ciac.org/ciac/bulletins/m-018.shtml
http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml
http://www.osvdb.org/1985
http://www.securityfocus.com/bid/3535
https://exchange.xforce.ibmcloud.com/vulnerabilities/7550

History

No history.

Subscriptions

Cisco 12000 Router

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2002-03-09T05:00:00.000Z

Updated: 2024-08-08T04:37:06.684Z

Reserved: 2001-11-22T00:00:00.000Z

Link: CVE-2001-0862

Vulnrichment

No data.

NVD

Status : Modified

Published: 2001-12-06T05:00:00.000

Modified: 2026-06-16T21:55:07.383

Link: CVE-2001-0862

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-Other

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2001-11-14T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not block non-initial packet fragments, which allows remote attackers to bypass the ACL."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2009-03-02T00:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "M-018", "tags": ["third-party-advisory", "government-resource", "x_refsource_CIAC"], "url": "http://www.ciac.org/ciac/bulletins/m-018.shtml"}, {"name": "20011114 Multiple Vulnerabilities in Access Control List Implementation for Cisco 12000 Series Internet Router", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml"}, {"name": "1985", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://www.osvdb.org/1985"}, {"name": "3535", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/3535"}, {"name": "cisco-acl-noninital-dos(7550)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7550"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2001-0862", "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": "Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not block non-initial packet fragments, which allows remote attackers to bypass the ACL."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "M-018", "refsource": "CIAC", "url": "http://www.ciac.org/ciac/bulletins/m-018.shtml"}, {"name": "20011114 Multiple Vulnerabilities in Access Control List Implementation for Cisco 12000 Series Internet Router", "refsource": "CISCO", "url": "http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml"}, {"name": "1985", "refsource": "OSVDB", "url": "http://www.osvdb.org/1985"}, {"name": "3535", "refsource": "BID", "url": "http://www.securityfocus.com/bid/3535"}, {"name": "cisco-acl-noninital-dos(7550)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7550"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-08T04:37:06.684Z"}, "title": "CVE Program Container", "references": [{"name": "M-018", "tags": ["third-party-advisory", "government-resource", "x_refsource_CIAC", "x_transferred"], "url": "http://www.ciac.org/ciac/bulletins/m-018.shtml"}, {"name": "20011114 Multiple Vulnerabilities in Access Control List Implementation for Cisco 12000 Series Internet Router", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml"}, {"name": "1985", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://www.osvdb.org/1985"}, {"name": "3535", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/3535"}, {"name": "cisco-acl-noninital-dos(7550)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7550"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2001-0862", "datePublished": "2002-03-09T05:00:00.000Z", "dateReserved": "2001-11-22T00:00:00.000Z", "dateUpdated": "2024-08-08T04:37:06.684Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"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:h:cisco:12000_router:*:*:*:*:*:*:*:*", "matchCriteriaId": "978CC32A-55A9-4DAE-B2A4-9FE41FC9497D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cisco 12000 with IOS 12.0 and line cards based on Engine 2 does not block non-initial packet fragments, which allows remote attackers to bypass the ACL."}], "id": "CVE-2001-0862", "lastModified": "2026-06-16T21:55:07.383", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": true, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2001-12-06T05:00:00.000", "references": [{"source": "cve@mitre.org", "url": "http://www.ciac.org/ciac/bulletins/m-018.shtml"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml"}, {"source": "cve@mitre.org", "url": "http://www.osvdb.org/1985"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/3535"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7550"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ciac.org/ciac/bulletins/m-018.shtml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.osvdb.org/1985"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/3535"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/7550"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}