CVE-2010-4679: Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3) do not properly ha...

Security readout for executives and security teams

This issue can make affected Cisco ASA 5500 firewalls unavailable when OCSP certificate-checking connections fail in a particular way. For executives, the business risk is interruption of firewall, VPN, or perimeter security availability, not confirmed data theft. Public sources provided do not show active exploitation. Exposure is most likely where Cisco ASA 5500 devices run software before 8.2(3) and use OCSP certificate validation that contacts remote responders. The bundle does not identify other Cisco product lines or precise configuration requirements beyond OCSP handling. Treat as a timely remediation item for legacy Cisco ASA environments, especially internet-facing VPN or perimeter deployments. It is not KEV-listed in the bundle, but firewall availability impact can be business-critical. Mitigation focus: Upgrade affected ASA 5500 software to 8.2(3) or later where operationally supported.; Review Cisco release notes and advisories for device-specific upgrade guidance.; Assess OCSP responder trust paths and availability dependencies for ASA certificate validation..

Prepared

Jun 28, 2026, 01:17 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.