CVE-2012-6275: Multiple stack-based buffer overflows in AntDS.exe in BigAntSoft BigAnt IM Message Server allow remote atta...

Security readout for executives and security teams

CVE-2012-6275 describes remotely reachable stack buffer overflows in BigAntSoft BigAnt IM Message Server. An attacker could trigger memory corruption through malformed message-server request fields. The provided sources do not state the final impact, affected versions, CVSS score, or a confirmed vendor fix. Exposure is limited to environments running BigAntSoft BigAnt IM Message Server, especially if the message server is reachable from untrusted networks. The source bundle does not identify affected versions, so product presence and vendor-supported version status must be verified directly. Prioritize discovery and containment if this software exists in the environment. It becomes higher urgency if internet-facing or exposed to broad internal networks. Without confirmed affected versions, impact, or patch data, the immediate business decision is whether the product is present and reachable. Mitigation focus: Inventory systems for BigAntSoft BigAnt IM Message Server and AntDS.exe.; Restrict external access to the message server while exposure is assessed.; Check BigAntSoft and CERT/CC guidance for supported updates or mitigations..

Prepared

Jun 24, 2026, 11:46 UTC (UTC+00:00)

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