vulnerability
Ubuntu: (CVE-2020-5253): nethack vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Mar 10, 2020 | Jun 26, 2025 | Aug 18, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 10, 2020
Added
Jun 26, 2025
Modified
Aug 18, 2025
Description
NetHack before version 3.6.0 allowed malicious use of escaping of characters in the configuration file (usually .nethackrc) which could be exploited. This bug is patched in NetHack 3.6.0.
Solution
no-fix-ubuntu-package
References
- CVE-2020-5253
- https://attackerkb.com/topics/CVE-2020-5253
- CWE-184
- CWE-269
- URL-https://github.com/NetHack/NetHack/commits/612755bfb5c412079795c68ba392df5d93874ed8
- URL-https://github.com/NetHack/NetHack/security/advisories/GHSA-2c7p-3fj4-223m
- URL-https://nethack.org/security/CVE-2020-5253.html
- URL-https://www.cve.org/CVERecord?id=CVE-2020-5253
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.