CVE-2023-24809 MEDIUM

CVE-2023-24809: NetHack Call command buffer overflow

Vendor Nethack
Product NetHack
Weakness CWE-120
Published February 17, 2023
Last update March 10, 2025

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

NetHack is a single player dungeon exploration game. Starting with version 3.6.2 and prior to version 3.6.7, illegal input to the "C" (call) command can cause a buffer overflow and crash the NetHack process. This vulnerability may be a security issue for systems that have NetHack installed suid/sgid and for shared systems. For all systems, it may result in a process crash. This issue is resolved in NetHack 3.6.7. There are no known workarounds.

Key dates

02Disclosure timeline

February 17, 2023 CVE published
March 10, 2025 Record updated