Name: CVE-2020-5210: Buffer Copy without Checking Size of Input
Creator: Rapid7
Published: 2020-01-28T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2020-5210, CWE-120, CVSS 5, EPSS 0.00802

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.

CVSS Details

CVSS 3.1 Base Score: 5
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade nethack	Jul 30, 2024	Jan 28, 2020
Ubuntu	—	No solution exists	Jun 26, 2025	Jan 28, 2020

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CVSS Details

Covered by Rapid7

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