Vulnerability · Published Mar 10, 2020 · Assigned by GitHub_M
CVE-2020-5254NetHack hilite_status parsing privilege escalation
Low 3.9
In plain English
A low-severity out-of-bounds read in NetHack from NetHack. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)3.9Low
Exploit odds (30 days)1.1%top 33.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | nethack | 3.6.6-1 | DEBIAN-CVE-2020-5254 |
| Debian:13 | nethack | 3.6.6-1 | DEBIAN-CVE-2020-5254 |
| Debian:14 | nethack | 3.6.6-1 | DEBIAN-CVE-2020-5254 |
Affected products (as reported)
Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
References
- https://github.com/NetHack/NetHack/security/advisories/GHSA-2ch6-6r8h-m2p9 x_refsource_CONFIRM