Vulnerability in Microsoft Windows
CVE-2019-0863
An elevation of privilege vulnerability exists in the way Windows Error Reporting (WER) handles files, aka 'Windows Error Reporting Elevation of Privilege Vulnerability'.
EPSS: 0.062 (91.0th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Windows — versions 7 for 32-bit Systems Service Pack 1, 7 for x64-based Systems Service Pack 1, 8.1 for 32-bit systems
- Microsoft Windows 10 Version 1903 For 32-bit Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For Arm64-based Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For X64-based Systems — versions unspecified
- Microsoft Windows Server — versions 2008 R2 for x64-based Systems Service Pack 1 (Core installation), 2008 R2 for Itanium-Based Systems Service Pack 1, 2008 R2 for x64-based Systems Service Pack 1
- Microsoft Windows Server, Version 1903 (Server Core Installation) — versions unspecified
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0863 (x_refsource_MISC)
- packetstormsecurity.com/files/153008/Angry-Polar-Bear-2-Microsoft-Windows-Error… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-0863?
- CVE-2019-0863 is a vulnerability in Microsoft Windows. Published 2019-05-16.
- Is CVE-2019-0863 known to be exploited?
- Yes. CVE-2019-0863 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 28 public proof-of-concept repositories are indexed.