CVE-2015-0744: Cisco DTA Control System (DTACS) 4.0.0.9 and Cisco Headend System Release allow remote attackers to cause a...

Security readout for executives and security teams

This is a Cisco availability issue. Certain Cisco DTACS and Headend systems can be overwhelmed by SYN or other TCP traffic floods, consuming CPU and memory and disrupting TCP services. The sources do not describe data theft or code execution. Exposure is most likely where affected Cisco DTACS or Headend systems accept TCP traffic from untrusted or poorly filtered networks. Organizations without these Cisco cable headend products are unlikely to be affected based on the supplied sources. Treat this as an availability risk for affected Cisco cable infrastructure, not a confirmed breach indicator. Prioritize if these systems support customer-facing broadcast or headend operations and are reachable from untrusted networks. Mitigation focus: Check Cisco advisory 38943 for current fixed versions or supported workarounds.; Restrict TCP access to affected systems to trusted management and operational networks.; Use upstream filtering, rate limiting, or DDoS controls for exposed TCP services..

Prepared

Jun 13, 2026, 22:39 UTC (UTC+00:00)

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