CVE-2013-1112: Cisco Carrier Routing System

Medium severity, CVSS 5.0. EPSS: 1.6% chance of exploitation in the next 30 days.

Cisco Carrier Routing System (CRS) allows remote attackers to cause a denial of service (packet loss) via short malformed packets that trigger inefficient processing, aka Bug ID CSCud79136.

Affected products

• Cisco Carrier Routing System: version 3.2.3 only; version 3.2.4 only; version 3.2.6 only; version 3.3.0 only; version 3.3.1 only; version 3.3.2 only; …

Published 2013-01-31. Last modified 2026-06-16.