Vulnerability in Microsoft Windows 10
CVE-2018-8420
A remote code execution vulnerability exists when the Microsoft XML Core Services MSXML parser processes user input, aka "MS XML Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows…
EPSS: 0.531 (98.0th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Windows 10 — versions 32-bit Systems, Version 1607 for 32-bit Systems, Version 1607 for x64-based Systems
- Microsoft Windows 10 Servers — versions version 1709 (Server Core Installation), version 1803 (Server Core Installation)
- Microsoft Windows 7 — versions 32-bit Systems Service Pack 1, x64-based Systems Service Pack 1
- Microsoft Windows 8.1 — versions 32-bit systems, x64-based systems
- Microsoft Windows Rt 8.1 — versions Windows RT 8.1
- Microsoft Windows Server 2008 — versions 32-bit Systems Service Pack 2, 32-bit Systems Service Pack 2 (Server Core installation), Itanium-Based Systems Service Pack 2
- Microsoft Windows Server 2008 R2 — versions Itanium-Based Systems Service Pack 1, x64-based Systems Service Pack 1, x64-based Systems Service Pack 1 (Server Core installation)
- Microsoft Windows Server 2012 — versions (Server Core installation)
- Microsoft Windows Server 2012 R2 — versions (Server Core installation)
- Microsoft Windows Server 2016 — versions (Server Core installation)
Public proof-of-concept exploits
References
- 1041627 (vdb-entry, x_refsource_SECTRACK)
- 105259 (vdb-entry, x_refsource_BID)
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8420 (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2018-8420?
- CVE-2018-8420 is a vulnerability in Microsoft Windows 10. Published 2018-09-13.
- Is CVE-2018-8420 known to be exploited?
- 32 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.