CVE-2020-3327

high-risk
Published 2020-05-13

A vulnerability in the ARJ archive parsing module in Clam AntiVirus (ClamAV) Software versions 0.102.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a heap buffer overflow read. An attacker could exploit this vulnerability by sending a crafted ARJ file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.

Do I need to act?

~
7.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Vendors

References (26)

Third Party Advisory https://usn.ubuntu.com/4370-1/
Third Party Advisory https://usn.ubuntu.com/4370-2/
Third Party Advisory https://usn.ubuntu.com/4435-1/
Third Party Advisory https://usn.ubuntu.com/4435-2/
and 6 more references
53
/ 100
high-risk
Severity 26/34 · High
Exploitability 10/34 · Low
Exposure 17/34 · Moderate