CVE-2022-20771
7.5
HIGH
CVSS 3.1
EPSS 0.98%
Description
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in the TIFF file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog. This advisory will be updated as additional information becomes available.
How to fix CVE-2022-20771
To remediate CVE-2022-20771, upgrade the affected package to a fixed version below.
- —upgrade to 0.103.6-r0 or later
- —upgrade to 0.103.6+dfsg-0+deb11u1 or later
Is CVE-2022-20771 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.103.6-r0
- from 0, < 0.103.6+dfsg-0+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |