CVE-2013-6696: Cisco Adaptive Security Appliance

High severity, CVSS 7.1. EPSS: 1.7% chance of exploitation in the next 30 days.

Cisco Adaptive Security Appliance (ASA) Software does not properly handle errors during the processing of DNS responses, which allows remote attackers to cause a denial of service (device reload) via a malformed response, aka Bug ID CSCuj28861.

Affected products

• Cisco Adaptive Security Appliance
• Cisco Adaptive Security Appliance Software: affected versions not specified

Published 2013-12-02. Last modified 2026-06-17.