high
7.5
CWE
119 20
Advisory Published
Updated

CVE-2020-3341: ClamAV PDF Parsing Denial of Service Vulnerability

First published: Wed May 13 2020(Updated: )

A vulnerability in the PDF archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.101 - 0.102.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a stack buffer overflow read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.

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

Affected SoftwareAffected VersionHow to fix
Cisco Clam Antivirus>=0.101<=0.102.2
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.10
Canonical Ubuntu Linux=20.04
Fedoraproject Fedora=30
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Debian Debian Linux=8.0
debian/clamav
0.103.10+dfsg-0+deb11u1
1.0.7+dfsg-1~deb11u2
1.0.7+dfsg-1~deb12u1
1.4.1+dfsg-1

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Reference Links

Frequently Asked Questions

  • What is CVE-2020-3341?

    CVE-2020-3341 is a vulnerability in the PDF archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.101 - 0.102.2.

  • How severe is CVE-2020-3341?

    CVE-2020-3341 has a severity rating of 7.5 (high).

  • How can an attacker exploit CVE-2020-3341?

    An attacker can exploit CVE-2020-3341 by using a stack buffer overflow read to cause a denial of service condition on an affected device.

  • Which software versions are affected by CVE-2020-3341?

    Clam AntiVirus (ClamAV) software versions 0.101 - 0.102.2 are affected by CVE-2020-3341.

  • Where can I find more information about CVE-2020-3341?

    You can find more information about CVE-2020-3341 on the CVE Mitre, ClamAV blog, and Ubuntu security notices websites.

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