Main Vulnerability Database Vulnerabilities #VU30335

Buffer overflow in NetHack - CVE-2020-5254

Published: March 10, 2020 / Updated: July 20, 2020

Vulnerability identifier: #VU30335

CSH Severity: High

CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-5254

CWE-ID: CWE-119

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In NetHack before 3.6.6, some out-of-bound values for the hilite_status option can be exploited. NetHack 3.6.6 resolves this issue.

NetHack

Install update from vendor's website.

NetHack - update to 3.6.6