Denial of service in Clam AntiVirus



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-20698
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 ClamAV
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor ClamAV

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU59832

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-20698

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a flaw in the OOXML parsing module. A remote attacker can send a specially crafted OOXML file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ClamAV: 0.103.0 - 0.104.1

CPE2.3 External links

https://blog.clamav.net/2022/01/clamav-01035-and-01042-security-patch.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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