CVE-2010-4675: Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.2(3) do not properly de...

Security readout for executives and security teams

Cisco ASA 5500 firewalls running software before 8.2(3) could allow a logged-in remote user to bypass intended Telnet access restrictions. The issue affects management access control, not ordinary firewall traffic filtering. Business risk depends mainly on whether Telnet management is enabled and reachable. Exposure is most likely on legacy Cisco ASA 5500 deployments below 8.2(3) where Telnet management is enabled. Systems without Telnet management exposure are less likely to be affected in practice, based on the described vector. Treat this as a legacy firewall management-plane risk. Prioritize remediation if old ASA appliances still manage security boundaries or permit Telnet administration from broad networks. Mitigation focus: Upgrade affected ASA 5500 software to 8.2(3) or later.; Review Cisco release notes and advisories for supported remediation guidance.; Disable Telnet management where it is not required..

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.