CVE-2009-4911: Cisco ASA 5580

High severity, CVSS 7.8. EPSS: 1.2% chance of exploitation in the next 30 days.

Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5580 series devices with software before 8.1(2) allows remote attackers to cause a denial of service (device crash) via vectors involving SSL VPN and PPPoE transactions, aka Bug ID CSCsm77958.

Affected products

• Cisco ASA 5580: version 8.1(1) only

Published 2010-06-29. Last modified 2026-06-16.