CVE-2020-3123

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

A vulnerability in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) Software versions 0.102.1 and 0.102.0 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to an out-of-bounds read affecting users that have enabled the optional DLP feature. An attacker could exploit this vulnerability by sending a crafted email 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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-3123

OS impact

OSVersionStatusFixed in
arch archfixed0.102.3-1
debian debianbookwormfixed0.102.2+dfsg-1
debian debianbullseyefixed0.102.2+dfsg-1
debian debianforkyfixed0.102.2+dfsg-1
debian debiansidfixed0.102.2+dfsg-1
debian debiantrixiefixed0.102.2+dfsg-1

References

Verify integrity in audit chain (admin only). AS-IS.