CVE-2019-20790

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

Description

OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.

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-2019-20790

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202105-13

OS impact

OSVersionStatusFixed in
arch archfixed1.4.1.1-1
debian debianbookwormfixed1.4.0~beta1+dfsg-4
debian debianbullseyefixed1.4.0~beta1+dfsg-4
debian debianforkyfixed1.4.0~beta1+dfsg-4
debian debiansidfixed1.4.0~beta1+dfsg-4
debian debiantrixiefixed1.4.0~beta1+dfsg-4

References

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