PT-2020-18348 · Nethack Devteam · Nethack

Nhkeni · Published 2020-03-10 · Updated 2021-02-10 · CVE-2020-5254

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NetHack versions prior to 3.6.6

Description The issue concerns out-of-bound values for the hilite status option that can be exploited. There is no information provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations For versions prior to 3.6.6, update to version 3.6.6 to resolve the issue.

Exploit

Fix

Out of bounds Read

Buffer Overflow

Weakness Enumeration

CWE-125

CWE-119

Related Identifiers

CVE-2020-5254

GHSA-2CH6-6R8H-M2P9

MGASA-2021-0077

Affected Products

Nethack

References · 26

• 🔥 https://github.com/dpmdpm2/CVE-2020-5254 · Exploit
• https://github.com/NetHack/NetHack/security/advisories/GHSA-2ch6-6r8h-m2p9 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-5254 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-5254 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-5254 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2021-0077 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-5254 · Security Note
• https://osv.dev/vulnerability/CVE-2020-5254 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-5254 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2021-0077.html · Security Note
• https://cve.org/CVERecord?id=CVE-2020-5254 · Security Note
• https://nethack.org/v364/release.html · Note
• https://nethack.org/v365/release.html · Note
• https://nethack.org/security/CVE-2019-19905.html · Note
• https://nethack.org/security/CVE-2020-5254.html · Note