CVE-2008-3813: Cisco IOS

High severity, CVSS 7.8. EPSS: 3.1% chance of exploitation in the next 30 days.

Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when the L2TP mgmt daemon process is enabled, allows remote attackers to cause a denial of service (device reload) via a crafted L2TP packet.

Affected products

• Cisco IOS: version 12.2se only; version 12.2sg only; version 12.2srb only; version 12.4mr only; version 12.4sw only; version 12.4t only; …

Published 2008-09-26. Last modified 2026-06-16.