CVE-2007-1529: The LLTD Responder in Microsoft Windows Vista does not send the Mapper a response to a DISCOVERY packet if...

Security readout for executives and security teams

CVE-2007-1529 affects Windows Vista network topology discovery. An attacker who wins a network timing race can make Vista accept a spoofed host response, causing the network map to show false host information. The source bundle does not describe code execution, data theft, or active exploitation. Exposure appears limited to Windows Vista systems using LLTD Responder in environments where LLTD discovery traffic is reachable. The bundle does not identify affected CPEs, other Windows versions, or exact configuration prerequisites. This is not presented as a current mass-exploitation issue, but it matters where Windows Vista remains in operational networks. Priority should be legacy asset discovery, isolation, and retirement rather than emergency incident response. Mitigation focus: Check Microsoft or vendor guidance for historical Vista LLTD fixes or configuration advice.; Treat LLTD-derived topology data as untrusted for security decisions.; Limit untrusted network access to legacy Windows Vista systems where still present..

Prepared

Jun 29, 2026, 06:52 UTC (UTC+00:00)

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