CVE record · CVE-2020-1472

Netlogon Elevation of Privilege Vulnerability

CVSS 5.5 MediumCriticalIn CISA KEV · ransomwareEPSS 0.99 · 99th percentile

Critical, because:

In CISA’s KEV catalogue since 3 Nov 2021: it is known to be exploited.

Published by the CVE Program (CNA: microsoft) at 17 Aug 2020, 19:13 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Microsoft	Windows Server version 2004	affected 10.0.0 to before publication custom
Microsoft	Windows Server 2019	affected 10.0.0 to before publication custom
Microsoft	Windows Server 2019 (Server Core installation)	affected 10.0.0 to before publication custom
Microsoft	Windows Server, version 1909 (Server Core installation)	affected 10.0.0 to before publication custom
Microsoft	Windows Server, version 1903 (Server Core installation)	affected 10.0.0 to before publication custom
Microsoft	Windows Server 2016	affected 10.0.0 to before publication custom
Microsoft	Windows Server 2016 (Server Core installation)	affected 10.0.0 to before publication custom
Microsoft	Windows Server 2008 R2 Service Pack 1	affected 6.1.0 to before publication custom
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	affected 6.0.0 to before publication custom
Microsoft	Windows Server 2012	affected 6.2.0 to before publication custom
Microsoft	Windows Server 2012 (Server Core installation)	affected 6.2.0 to before publication custom
Microsoft	Windows Server 2012 R2	affected 6.3.0 to before publication custom
Microsoft	Windows Server 2012 R2 (Server Core installation)	affected 6.3.0 to before publication custom
Microsoft	Windows Server version 20H2	affected 10.0.0 to before publication custom

Identifiers: CVE-2020-1472
CNA: microsoft
Tags: Microsoft Windows Server version 2004
Microsoft Windows Server 2019
Microsoft Windows Server 2019 (Server Core installation)
Microsoft Windows Server, version 1909 (Server Core installation)
Microsoft Windows Server, version 1903 (Server Core installation)
Microsoft Windows Server 2016
Microsoft Windows Server 2016 (Server Core installation)
Microsoft Windows Server 2008 R2 Service Pack 1
Published: 17 Aug 2020
Updated: 21 Oct 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.5	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C	CNA (microsoft)

CISA KEV Listed since 3 Nov 2021: known to be exploited. CISA reports use in ransomware campaigns.
EPSS 0.99, the 99th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 17 Aug 2020. New records show when each source confirmed them.

Sources

References from the CNA

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1472
www.kb.cert.org/vuls/id/490028 third-party-advisorycert-vn
www.openwall.com/lists/oss-security/2020/09/17/2 mailing-listmlist
usn.ubuntu.com/4510-1/ vendor-advisoryubuntu
usn.ubuntu.com/4510-2/ vendor-advisoryubuntu
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H4OTFBL6YDVFH2TBJFJIE4FMHPJEEJK3/ vendor-advisoryfedora
lists.opensuse.org/opensuse-security-announce/2020-09/msg00080.html vendor-advisorysuse
lists.opensuse.org/opensuse-security-announce/2020-09/msg00086.html vendor-advisorysuse
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TAPQQZZAT4TG3XVRTAFV2Y3S7OAHFBUP/ vendor-advisoryfedora
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ST6X3A2XXYMGD4INR26DQ4FP4QSM753B/ vendor-advisoryfedora
usn.ubuntu.com/4559-1/ vendor-advisoryubuntu
lists.debian.org/debian-lts-announce/2020/11/msg00041.html mailing-listmlist
security.gentoo.org/glsa/202012-24 vendor-advisorygentoo
www.oracle.com/security-alerts/cpuApr2021.html
packetstormsecurity.com/files/159190/Zerologon-Proof-Of-Concept.html
www.synology.com/security/advisory/Synology_SA_20_21 confirm
packetstormsecurity.com/files/160127/Zerologon-Netlogon-Privilege-Escalation.html

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.