What’s Vulnerable › Vulnerabilities

CVE-2019-1423

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-11-12 · updated 2026-06-17
• Weakness: CWE-59

Description

An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1420, CVE-2019-1422.

Affected products

• Microsoft Windows 10 Version 1607: 1903
• Microsoft Windows 10 Version 1903 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 1903 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 1903 for x64-based Systems: all versions
• Microsoft Windows Server, version 1903 (Server Core installation): all versions

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1423
• https://www.zerodayinitiative.com/advisories/ZDI-19-978/
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1423
• https://www.zerodayinitiative.com/advisories/ZDI-19-978/

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