CVE Vulnerabilities

CVE-2019-0543

Improper Authentication

Published: Jan 08, 2019 | Modified: Jan 14, 2026
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
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An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka Microsoft Windows Elevation of Privilege Vulnerability. This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Weakness

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected Software

NameVendorStart VersionEnd Version
Windows_10_1507Microsoft- (including)- (including)
Windows_10_1607Microsoft- (including)- (including)
Windows_10_1703Microsoft- (including)- (including)
Windows_10_1709Microsoft- (including)- (including)
Windows_10_1803Microsoft- (including)- (including)
Windows_10_1809Microsoft- (including)- (including)
Windows_7Microsoft–sp1 (including)–sp1 (including)
Windows_8.1Microsoft- (including)- (including)
Windows_rt_8.1Microsoft- (including)- (including)
Windows_server_1709Microsoft- (including)- (including)
Windows_server_1803Microsoft- (including)- (including)
Windows_server_2008Microsoft–sp2 (including)–sp2 (including)
Windows_server_2008Microsoftr2-sp1 (including)r2-sp1 (including)
Windows_server_2012Microsoft- (including)- (including)
Windows_server_2012Microsoftr2 (including)r2 (including)
Windows_server_2016Microsoft- (including)- (including)
Windows_server_2019Microsoft- (including)- (including)

Potential Mitigations

References