CVE-2021-30184
gnuchess - security update
7.8
HIGH
CVSS 3.1
EPSS 1.8%
Description
GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc.
How to fix CVE-2021-30184
To remediate CVE-2021-30184, upgrade the affected package to a fixed version below.
- Debian/gnuchess—upgrade to 6.2.7-1+deb11u1 or later
- —upgrade to 6.2.7-1+deb11u1 or later
Is CVE-2021-30184 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.2.7-1+deb11u1
- from 0, < 6.2.7-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |