CVE-2020-5212

In NetHack before 3.6.5, an extremely long value for the MENUCOLOR configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation.

This vulnerability affects systems that have NetHack installed suid/sgid and shared systems that allow users to upload their own configuration files.

Users should upgrade to NetHack 3.6.5.

Source: CVE-2020-5212