CVE-2020-5212

NameCVE-2020-5212
DescriptionIn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
nethack (PTS)stretch3.6.0-4vulnerable
buster3.6.1-1vulnerable
sid3.6.6-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nethacksource(unstable)3.6.6-1unimportant

Notes

https://github.com/NetHack/NetHack/security/advisories/GHSA-g89f-m829-4m56
Negligible security impact

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