CVE-2013-3415: Cisco Adaptive Security Appliance Software

High severity, CVSS 7.8. EPSS: 1.9% chance of exploitation in the next 30 days.

Cisco Adaptive Security Appliance (ASA) Software 8.4.x before 8.4(3) and 8.6.x before 8.6(1.3) does not properly manage memory upon an AnyConnect SSL VPN client disconnection, which allows remote attackers to cause a denial of service (memory consumption, and forwarding outage or system hang) via packets to the disconnected machine's IP address, aka Bug ID CSCtt36737.

Affected products

• Cisco Adaptive Security Appliance Software: version 8.4 only; version 8.4(1) only; version 8.4(1.11) only; version 8.4(2) only; version 8.4(2.11) only; version 8.6 only; …

Published 2013-10-13. Last modified 2026-06-16.