CVE-2015-6279

Cisco IOS 12.2, 15.0-15.5 & IOS XE 3.2SE-3.14.2S DoS via Malformed IPv6 ND Packet with CGA Option

Title source: llm

Description

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3S; and 3.14S before 3.14.2S allows remote attackers to cause a denial of service (device reload) via a malformed ND packet with the Cryptographically Generated Address (CGA) option, aka Bug ID CSCuo04400.

References (3)

Core 3

Core References

Vendor Advisory x_refsource_confirm

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150923-fhs/cvrf/cisco-sa-20150923-fhs_cvrf.xml

Vendor Advisory vendor-advisory x_refsource_cisco

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150923-fhs

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1033647

Scores

EPSS 0.0322

EPSS Percentile 86.7%

Details

CWE

CWE-20

Status published

Products (50)

cisco/ios 12.2\(50\)sy

cisco/ios 12.2\(50\)sy1

cisco/ios 12.2\(50\)sy2

cisco/ios 12.2\(50\)sy3

cisco/ios 12.2\(50\)sy4

cisco/ios 15.0\(1\)ex

cisco/ios 15.0\(1\)sy

cisco/ios 15.0\(1\)sy1

cisco/ios 15.0\(1\)sy2

cisco/ios 15.0\(1\)sy3

... and 40 more

Published Sep 28, 2015

Tracked Since Feb 18, 2026