CVE-2017-12379

Critical

Description

ClamAV AntiVirus software versions 0.99.2 and prior contain a vulnerability that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition or potentially execute arbitrary code on an affected device. The vulnerability is due to improper input validation checking mechanisms in the message parsing function on an affected system. An unauthenticated, remote attacker could exploit this vulnerability by sending a crafted email to the affected device. This action could cause a messageAddArgument (in message.c) buffer overflow condition when ClamAV scans the malicious email, allowing the attacker to potentially cause a DoS condition or execute arbitrary code on an affected device.

SeverityCritical
CVSS9.8
Exploit probability—
ProductClamav
PublishedJan 26, 2018
First seenJan 26, 2018

How to fix

Affected products

ProductAffected versionsFixed in
clamav clamavv ≤ 0.99.2—
debian debian_linux7.0—

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