CVE-2020-5210

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CVSS 3.1

7.8 high

EPSS

<1%p54

Published

Jan 28, 2020 (Jan 28, 2020)

Modified

Jun 17, 2026

Description

In NetHack before 3.6.5, an invalid argument to the -w command line 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 influence command line options. Users should upgrade to NetHack 3.6.5.

Vendors: nethack
Products: nethack
Weakness: CWE-120
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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