Clam AntiVirus (ClamAV) Denial of Service Vulnerability
CVE-2022-20698

7.5HIGH

Key Information:

Vendor
Cisco
Status
Clamav
Vendor
CVE Published:
14 January 2022

Badges

👾 Exploit Exists

Summary

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.

Affected Version(s)

ClamAV < 0.103.5

ClamAV < 0.104.2

References

https://blog.clamav.net/2022/01/clamav-01035-and-01042-se...
vendor-advisory
https://security.gentoo.org/glsa/202310-01
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.