CVE Catalog

CVE-2015-6279

High
Published: Translated: NVD NIST

Summary

The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS and IOS XE allows remote attackers to cause a denial of service by sending a malformed ND packet with the Cryptographically Generated Address option.

Risk Assessment

Attackers can remotely reload the device, leading to a disruption in network service availability.

Recommendation

It is recommended to update the software to the latest version to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS