by Kastro
Paper/Archive/CVE-2020-5211

CVE-2020-5211

NetHack NetHack — NetHack AUTOCOMPLETE configuration file option is subject to a buffer overflow

EPSS 1%CVSS 9.8
critical.is priorityof 100
42
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 65.0.650 × 2013.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

In NetHack before 3.6.5, an invalid extended command in value for the AUTOCOMPLETE 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.

Affected

ProductAffectedFixed inSource
NetHack< 3.6.5–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub_M (CNA)5.0CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L

References

refgithub.com/NetHack/NetHack/security/advisories/GHSA-r788-4jf4-r9f7