CVE-2015-4239: Cisco Adaptive Security Appliance Software

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

Cisco Adaptive Security Appliance (ASA) Software 9.3(2.243) and 100.13(0.21) allows remote attackers to cause a denial of service (device reload) by sending crafted OSPFv2 packets on the local network, aka Bug ID CSCus84220.

Affected products

• Cisco Adaptive Security Appliance Software: version 100.13(0.21) only; version 9.3(2.243) only

Published 2015-07-03. Last modified 2026-06-17.