CVE-2022-20771

ClamAV TIFF File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2022

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.54%
Vendor Advisory cisco.com Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org
Affected: Cisco Cisco AMP for Endpoints
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-dos-ZAZBwRVG third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7RV6BLIATIJE74SQ6NG5ZC4JK5MMDQ2R/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N4NNBIJVG6Z4PDIKUZXTYXICYUAYAZ56/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BX5ZXNHP4NFYQ5BFSKY3WT7NTBZUYG7L/ vendor advisory
https://lists.debian.org/debian-lts-announce/2022/06/msg00004.html third party advisory mailing list
https://security.gentoo.org/glsa/202310-01 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-20771?
CVE-2022-20771 has been scored as a high severity vulnerability.
How to fix CVE-2022-20771?
To fix CVE-2022-20771, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-20771 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-20771 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-20771?
CVE-2022-20771 affects Cisco Cisco AMP for Endpoints.
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