CVE-2013-1241

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Summary

CVECVE-2013-1241
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-05-08 12:09:33 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe ISM module in Cisco IOS on ISR G2 routers does not properly handle authentication-header packets, which allows remote authenticated users to cause a denial of service (module reload) via a series of malformed packets, aka Bug ID CSCub92025.

Risk And Classification

Primary CVSS: v2.0 6.3 from [email protected]

AV:N/AC:M/Au:S/C:N/I:N/A:C

Problem Types: CWE-287 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete

AV:N/AC:M/Au:S/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Cisco 1921 Integrated Services Router - All All All
Hardware Cisco 1941w Integrated Services Router - All All All
Hardware Cisco 1941 Integrated Services Router - All All All
Hardware Cisco 2901 Integrated Services Router - All All All
Hardware Cisco 2911 Integrated Services Router - All All All
Hardware Cisco 2921 Integrated Services Router - All All All
Hardware Cisco 2951 Integrated Services Router - All All All
Hardware Cisco 3925e Integrated Services Router - All All All
Hardware Cisco 3925 Integrated Services Router - All All All
Hardware Cisco 3945e Integrated Services Router - All All All
Hardware Cisco 3945 Integrated Services Router - All All All
Hardware Cisco 861 Integrated Services Router - All All All
Hardware Cisco 867 Integrated Services Router - All All All
Hardware Cisco 880 3g Integrated Services Router - All All All
Hardware Cisco 881 Integrated Services Router - All All All
Hardware Cisco 886va-w Integrated Services Router - All All All
Hardware Cisco 886va Integrated Services Router - All All All
Hardware Cisco 886 Integrated Services Router - All All All
Hardware Cisco 887va-w Integrated Services Router - All All All
Hardware Cisco 887va Integrated Services Router - All All All
Hardware Cisco 887v Integrated Services Router - All All All
Hardware Cisco 887 Integrated Services Router - All All All
Hardware Cisco 888 Integrated Services Router - All All All
Hardware Cisco 891 Integrated Services Router - All All All
Hardware Cisco 892 Integrated Services Router - All All All
Hardware Cisco C881w Integrated Services Router - All All All
Operating System Cisco Ios - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Cisco ISM Malformed Authentication Header Packet Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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