CVE-2015-0653: The management interface in Cisco TelePresence Video Communication Server (VCS) and Cisco Expressway before...

Security readout for executives and security teams

CVE-2015-0653 is an authentication-bypass flaw in management interfaces for specific Cisco TelePresence VCS, Cisco Expressway, and TelePresence Conductor releases. An unauthenticated remote attacker could bypass login using crafted login parameters. The issue is not listed as KEV in the provided bundle, so active exploitation is not evidenced here. Exposure is most likely where affected Cisco collaboration management interfaces are reachable by untrusted networks or broadly accessible internal networks. Systems already upgraded to VCS/Expressway X7.2.4, X8.1.2, X8.2.2, or Conductor X2.3.1/XC2.4.1 should not match the affected version ranges described. Prioritize remediation for any exposed management interfaces or unsupported legacy collaboration systems. Authentication bypass against an administrative interface can create high business risk, even though the provided sources do not confirm active exploitation. Mitigation focus: Upgrade Cisco VCS and Expressway to the fixed release for the deployed train.; Upgrade Cisco TelePresence Conductor to X2.3.1 or XC2.4.1 as applicable.; Restrict management interface access to trusted administrative networks..

Prepared

Jun 13, 2026, 22:56 UTC (UTC+00:00)

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