CVE-2013-5568: Cisco Adaptive Security Appliance Software

High severity, CVSS 7.1. EPSS: 1.2% chance of exploitation in the next 30 days.

The auto-update implementation in Cisco Adaptive Security Appliance (ASA) Software 9.0.3.6 and earlier allows remote attackers to cause a denial of service (device reload) via crafted update data, aka Bug ID CSCui33308.

Affected products

• Cisco Adaptive Security Appliance Software: up to and including 9.0.3\(6\); version 7.0 only; version 7.0(0) only; version 7.0(1) only; version 7.0(2) only; version 7.0(4) only; …

Published 2013-11-13. Last modified 2026-06-16.