CVE-2009-2045: The Cisco Video Surveillance Stream Manager firmware before 5.3, as used on Cisco Video Surveillance Servic...

Security readout for executives and security teams

This is a denial-of-service issue in older Cisco video surveillance firmware. A remote attacker could send a malformed UDP packet to a specific service and cause the device to reboot, disrupting video surveillance availability. The provided sources do not show data theft, code execution, or confirmed active exploitation. Exposure is most likely where affected Cisco video surveillance appliances run firmware before 5.3 and UDP port 37000 is reachable from untrusted or broad internal networks. Prioritize remediation where surveillance continuity supports physical security, safety, or regulated operations. This is not evidenced as a breach-enabling flaw, but repeated reboots could create meaningful monitoring blind spots. Mitigation focus: Upgrade affected firmware to Cisco Video Surveillance Stream Manager 5.3 or later.; Review Cisco's advisory and applied mitigation bulletin for product-specific guidance.; Restrict access to UDP port 37000 to trusted surveillance networks only..

Prepared

Jun 28, 2026, 10:45 UTC (UTC+00:00)

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