CVE-2020-3327

HIGH

Clam AntiVirus < 0.102.2 - Unauthenticated Denial of Service via ARJ Archive Parsing

Title source: llm
STIX 2.1

Description

A vulnerability in the ARJ archive parsing module in Clam AntiVirus (ClamAV) Software versions 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 heap buffer overflow read. An attacker could exploit this vulnerability by sending a crafted ARJ 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.

References (13)

Core 13
Core References
Vendor Advisory vendor-advisory x_refsource_cisco
https://blog.clamav.net/2020/05/clamav-01023-security-patch-released.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/05/msg00018.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4370-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4370-2/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202007-23
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4435-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4435-2/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/08/msg00010.html

Scores

CVSS v3 7.5
EPSS 0.0762
EPSS Percentile 92.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (12)
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
cisco/clam_antivirus < 0.102.2
debian/debian_linux 8.0
debian/debian_linux 9.0
fedoraproject/fedora 30
... and 2 more
Published May 13, 2020
Tracked Since Feb 18, 2026