CVE-2011-3305: Directory traversal vulnerability in Cisco Network Admission Control (NAC) Manager 4.8.x allows remote atta...

Security readout for executives and security teams

This flaw lets a remote attacker read files from Cisco Network Admission Control Manager 4.8.x through crafted HTTPS traffic. For executives, the concern is exposure of sensitive configuration or system files on a security management appliance. The source bundle does not provide CVSS scoring, confirmed exploitation, or patch details. Exposure is most likely where Cisco NAC Manager 4.8.x remains deployed and TCP 443 is reachable by untrusted users or networks. Legacy NAC deployments should be treated as higher concern because the product line and version are old. Treat as high priority if the appliance is still in production or reachable outside trusted networks. The vulnerability affects a security control system and can expose files, but urgency depends on confirmed deployment and reachability. Mitigation focus: Review Cisco advisory CSCtq10755 for fixed software and official remediation guidance.; Inventory all Cisco NAC Manager instances and confirm whether any run 4.8.x.; Limit TCP 443 access to trusted administration networks while remediation is planned..

Prepared

Jun 27, 2026, 17:48 UTC (UTC+00:00)

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