CVE-2020-7046

medium
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
5.5

Description

lib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.

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-2020-7046

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202002-6

OS impact

OSVersionStatusFixed in
arch archfixed2.3.9.3-1
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

References

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