CVE-2020-3341

13.05.2020, 03:15

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.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
cisco	CNA	7.5 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE	ADP	---				---
CISA-ADP	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 90%

Vendor	Product	Version
cisco	clam_antivirus	0.101 ≤ 𝑥 ≤ 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
debian	debian_linux	8.0

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

clamav

bullseye	0.103.10+dfsg-0+deb11u1 fixed
bookworm	1.0.5+dfsg-1~deb12u1 fixed
sid	1.4.1+dfsg-1 fixed
trixie	1.4.1+dfsg-1 fixed

Ubuntu Releases

Ubuntu Product

Codename

clamav

focal	Fixed 0.102.3+dfsg-0ubuntu0.20.04.1 released
eoan	Fixed 0.102.3+dfsg-0ubuntu0.19.10.1 released
bionic	Fixed 0.102.3+dfsg-0ubuntu0.18.04.1 released
xenial	Fixed 0.102.3+dfsg-0ubuntu0.16.04.1 released
trusty	Fixed 0.102.3+dfsg-0ubuntu0.14.04.1+esm1 released

Common Weakness Enumeration

CWE-20 - Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

https://blog.clamav.net/2020/05/clamav-01023-security-patch-released.html

https://lists.debian.org/debian-lts-announce/2020/05/msg00018.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BMTC7I5LGY4FCIZLHPNC4WWC6VNLFER/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L5YWYT27SBTV4RZSGFHIQUI4LQVFASWS/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ROBJOGJOT44MVDX7RQEACYHQN4LYW5RK/

https://usn.ubuntu.com/4370-1/