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Vulnerability record · CVE-2020-28972 · published 27 February 2021

CVE-2020-28972: Saltstack salt improper certificate validation vulnerability

Saltstack · Salt

In SaltStack Salt before 3002.5, authentication to VMware vcenter, vsphere, and esxi servers (in the vmware.py files) does not always validate the SSL/TLS certificate.

5.9 CVSS 3.1 Medium EPSS 3.1% · top 12.7% CWE-295 · Improper certificate validation
5.9CVSS 3.1 base score, v2 4.3
3.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
16References
17 Jun 2026Last modified by NVD

Description

In SaltStack Salt before 3002.5, authentication to VMware vcenter, vsphere, and esxi servers (in the vmware.py files) does not always validate the SSL/TLS certificate.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDX Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQE Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4 Mailing ListThird Party Advisory
https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/ Vendor Advisory
https://security.gentoo.org/glsa/202103-01 Third Party Advisory
https://security.gentoo.org/glsa/202310-22 Third Party Advisory
https://www.debian.org/security/2021/dsa-5011 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00009.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7GRVZ5WAEI3XFN2BDTL6DDX Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FUGLOJ6NXLCIFRD2JTXBYQE Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YOGNT2XWPOYV7YT75DN7PS4 Mailing ListThird Party Advisory
https://saltproject.io/security_announcements/active-saltstack-cve-release-2021-feb-25/ Vendor Advisory
https://security.gentoo.org/glsa/202103-01 Third Party Advisory
https://security.gentoo.org/glsa/202310-22 Third Party Advisory
https://www.debian.org/security/2021/dsa-5011 Third Party Advisory

Track CVE-2020-28972 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Source: NIST National Vulnerability Database (record CVE-2020-28972), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.