CVE-2013-5474

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Summary

CVECVE-2013-5474
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-09-27 10:08:04 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionRace condition in the IPv6 virtual fragmentation reassembly (VFR) implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.3 allows remote attackers to cause a denial of service (device reload or hang) via fragmented IPv6 packets, aka Bug ID CSCud64812.

Risk And Classification

Primary CVSS: v2.0 7.8 from [email protected]

AV:N/AC:L/Au:N/C:N/I:N/A:C

Problem Types: CWE-362 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:N/AC:L/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Ios 12.2 All All All
Operating System Cisco Ios 12.3 All All All
Operating System Cisco Ios 12.4 All All All
Operating System Cisco Ios 15.0 All All All
Operating System Cisco Ios 15.1 All All All
Operating System Cisco Ios 15.2 All All All
Operating System Cisco Ios 15.3 All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Cisco Security Advisory: Cisco IOS Software IPv6 Virtual Fragmentation Reassembly 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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