CVE-2019-1423

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.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.32%
Vendor Advisory microsoft.com
Affected: Microsoft Windows 10 Version 1903 for 32-bit Systems
Affected: Microsoft Windows 10 Version 1903 for x64-based Systems
Affected: Microsoft Windows 10 Version 1903 for ARM64-based Systems
Affected: Microsoft Windows Server, version 1903 (Server Core installation)
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1423 patch vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-19-978/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-1423?
CVE-2019-1423 has been scored as a high severity vulnerability.
How to fix CVE-2019-1423?
To fix CVE-2019-1423, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-1423 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-1423 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-1423?
CVE-2019-1423 affects Microsoft Windows 10 Version 1903 for 32-bit Systems, Microsoft Windows 10 Version 1903 for x64-based Systems, Microsoft Windows 10 Version 1903 for ARM64-based Systems, Microsoft Windows Server, version 1903 (Server Core installation).
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