CVE-2022-20771

high

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.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-ZAZBwRVG

https://lists.fedoraproject.org/archives/list/[email protected]/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/

https://lists.fedoraproject.org/archives/list/[email protected]/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/

https://lists.fedoraproject.org/archives/list/[email protected]/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/

https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html

Details

Source: MITRE

Published: 2022-05-04

Updated: 2022-07-01

Risk Information

CVSS v2

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH