CVE-2012-1367: Cisco IOS

Medium severity, CVSS 5.0. EPSS: 1.8% chance of exploitation in the next 30 days.

The MallocLite implementation in Cisco IOS 12.0, 12.2, 15.0, 15.1, and 15.2 allows remote attackers to cause a denial of service (Route Processor crash) via a BGP UPDATE message with a modified local-preference (aka LOCAL_PREF) attribute length, aka Bug ID CSCtq06538.

Affected products

• Cisco IOS: version 12.0 only; version 12.2 only; version 15.0 only; version 15.1 only; version 15.2 only

Published 2012-08-06. Last modified 2026-06-16.