CVE-2019-15961

High

Description

A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to inefficient MIME parsing routines that result in extremely long scan times of specially formatted email files. An attacker could exploit this vulnerability by sending a crafted email file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to scan the crafted email file indefinitely, resulting in a denial of service condition.

SeverityHigh
CVSS7.5
Exploit probability—
ProductClamav
PublishedJan 15, 2020
First seenJan 15, 2020

How to fix

Affected products

ProductAffected versionsFixed in
clamav clamavv ≤ 0.101.4, 0.102.0—
cisco email_security_appliance_firmware11.1.1-042, 11.1.2-023—
canonical ubuntu_linux12.04, 14.04—
debian debian_linux8.0—

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