Vulnerability in Trusteddomain Opendmarc

CVE-2019-16378

OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 is prone to a signature-bypass vulnerability with multiple From: addresses, which might affect applications that consider a domain name to be relevant to the origin of an e-mail message.

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-16378?
CVE-2019-16378 is a critical-severity vulnerability in Trusteddomain Opendmarc, classified under Authentication Bypass by Spoofing. CVSS score: 9.8/10. Published 2019-09-17.
How severe is CVE-2019-16378?
Critical severity. CVSS v3 base score is 9.8 out of 10.