medium
6.5
CWE
476 822
Advisory Published
Updated

CVE-2022-20796: ClamAV Truncated File Denial of Service Vulnerability Affecting Cisco Products: April 2022

First published: Wed May 04 2022(Updated: )

On May 4, 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 Clam AntiVirus (ClamAV) versions 0.103.4, 0.103.5, 0.104.1, and 0.104.2 could allow an authenticated, local attacker to cause a denial of service condition on an affected device. For a description of this vulnerability, see the ClamAV blog.

Credit: ykramarz@cisco.com ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Clamav Clamav=0.103.4
Clamav Clamav=0.103.5
Clamav Clamav=0.104.1
Clamav Clamav=0.104.2
Cisco Secure Endpoint<1.16.3
Cisco Secure Endpoint<1.17.2
Cisco Secure Endpoint<7.5.5
Cisco Secure Endpoint>=1.18.0<1.18.2
Cisco Secure Endpoint>=1.18.0<1.18.2
Fedoraproject Fedora=34
Fedoraproject Fedora=35
Fedoraproject Fedora=36
Debian Debian Linux=9.0

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this vulnerability?

    The vulnerability ID for this vulnerability is CVE-2022-20796.

  • Which software versions are affected by this vulnerability?

    The ClamAV scanning library versions 0.103.4, 0.103.5, 0.104.1, and 0.104.2 are affected by this vulnerability.

  • What is the severity of CVE-2022-20796?

    The severity of CVE-2022-20796 is medium with a severity value of 5.5.

  • How can an attacker exploit this vulnerability?

    An authenticated, local attacker can exploit this vulnerability to cause a denial of service.

  • Is there a fix available for this vulnerability?

    Yes, patches and updates are available to fix this vulnerability. Please refer to the vendor's advisory for more information.

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