When was CVE-2019-20790 disclosed?

CVE-2019-20790 was first published in the National Vulnerability Database on April 27, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-20790 actively exploited?

CVE-2019-20790 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 48.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-20790?

CVE-2019-20790 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-20790?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-20790, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2019-20790

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 48.1%
KEV: Not listed

References (10)

cve@mitrehttps://bugs.launchpad.net/pypolicyd-spf/+bug/1838816
cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/
cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/
cve@mitrehttps://sourceforge.net/p/opendmarc/tickets/235/
cve@mitrehttps://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf
af854a3a-2127-422b-91ae-364da2661108https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/
af854a3a-2127-422b-91ae-364da2661108https://sourceforge.net/p/opendmarc/tickets/235/
af854a3a-2127-422b-91ae-364da2661108https://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf

Is Your Infrastructure Affected by CVE-2019-20790?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2019-20790

Published

Last Modified

References (10)

Weakness Classification(1)

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-20790?

CVE-2019-20790

📅 Published

🔄 Last Modified

🔗 References (10)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-20790?

Published

Last Modified

References (10)

Frequently asked(5)