CVE-2005-2119: The MIDL_user_allocate function in the Microsoft Distributed Transaction Coordinator (MSDTC) proxy (MSDTCPR...

Security readout for executives and security teams

CVE-2005-2119 is a memory corruption flaw in Microsoft MSDTC proxy handling. The component can allocate too little memory and then write outside that buffer, creating a path to corrupt arbitrary memory. The bundle does not identify affected versions, business prevalence, or active exploitation evidence. Exposure should be assessed on systems running Microsoft Distributed Transaction Coordinator components covered by MS05-051. The provided CVE record lists affected vendor/product as n/a, so asset teams must use Microsoft guidance and OVAL checks rather than the bundle alone. Treat as a legacy Microsoft infrastructure risk requiring inventory and patch verification. Priority rises if MSDTC exists on unsupported, externally reachable, or business-critical Windows systems. Current exploitation urgency is not proven by the supplied sources. Mitigation focus: Review Microsoft MS05-051 for affected platforms and required updates.; Apply the applicable Microsoft security update where systems match vendor criteria.; Identify systems with MSDTC components installed or enabled..

Prepared

Jun 29, 2026, 17:30 UTC (UTC+00:00)

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