CVE-2022-20698CWE-20

Clam AntiVirus (ClamAV) Denial of Service Vulnerability

High · published January 14, 2022

CVSS v3.1
7.5
EPSS
3%
Percentile
87.5
In the wild
Unconfirmed
What it is

A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.03061 · 87.5th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2022-01-14T05:15Z
EPSS history
Timeline
  • 14 JAN 05:15Z
    Clam AntiVirus (ClamAV) Denial of Service Vulnerability
    cvelistv5