CVE-2021-27345
5.5
MEDIUM
CVSS 3.1
EPSS 0.37%
Description
A null pointer dereference was discovered in ucompthread in stream.c in Irzip 0.631 which allows attackers to cause a denial of service (DOS) via a crafted compressed file.
How to fix CVE-2021-27345
To remediate CVE-2021-27345, upgrade the affected package to a fixed version below.
- Debian/lrzip—upgrade to 0.640-1 or later
Is CVE-2021-27345 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.640-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |