Pierre Lindblad

**Name of the Vulnerable Software and Affected Versions** Heroes of Might and Magic III Complete versions 4.0.0.0 Heroes of Might and Magic III HD Mod versions 3.808 build 9 Heroes of Might and Magic III Demo version 1.0.0.0 **Description** A buffer overflow vulnerability exists due to malicious `.h3m` map files exploiting object sprite name parsing logic. The vulnerability occurs during in-game map loading when a crafted object name causes a buffer overflow, potentially allowing arbitrary code execution. Exploitation requires a victim to open a malicious map file within the game. **Recommendations** Heroes of Might and Magic III Complete version 4.0.0.0: At the moment, there is no information about a newer version that contains a fix for this vulnerability. Heroes of Might and Magic III HD Mod version 3.808 build 9: At the moment, there is no information about a newer version that contains a fix for this vulnerability. Heroes of Might and Magic III Demo version 1.0.0.0: At the moment, there is no information about a newer version that contains a fix for this vulnerability.