What’s Vulnerable › Vulnerabilities

CVE-2019-0543: Microsoft Windows Privilege Escalation Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-03-15
• EPSS: 4.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-01-08 · updated 2026-06-17
• Weakness: CWE-287

Description

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.

Affected products

• Microsoft Windows 10 Version 1507: all versions
• Microsoft Windows 10 1607: all versions
• Microsoft Corporation Windows 10 1703: all versions
• Microsoft Windows 10 1709: all versions
• Microsoft Windows 10 1803: all versions
• Microsoft Windows 10: all versions
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 1709: all versions
• Microsoft Windows Server 1803: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: all versions
• Microsoft Windows Server 2019: all versions

References

• http://www.securityfocus.com/bid/106408
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0543
• https://www.exploit-db.com/exploits/46156/
• http://www.securityfocus.com/bid/106408
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0543
• https://www.exploit-db.com/exploits/46156/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0543

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