Windows Spoofing Vulnerability
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- Fix
- Fixed in publication
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
The vulnerability affects Microsoft Windows, where incorrect validation of file signatures could allow an attacker to bypass security features and load improperly signed files. Successful exploitation could therefore undermine protections meant to block untrusted files from running on affected systems.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files. In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded. The update addresses the vulnerability by correcting how Windows validates file signatures.
Timeline
- CVE published
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- CISA remediation deadline
Due date for US federal agencies to patch
- Record last updated
- EPSS reached 10%
FIRST estimates at least a 10% chance of exploitation in the next 30 days
Affected versions
- Microsoft Windows 10 Version 1803
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1809
From 10.0.0 · fixed in publication
- Microsoft Windows Server 2019
From 10.0.0 · fixed in publication
- Microsoft Windows Server 2019 (Server Core installation)
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1909
From 10.0.0 · fixed in publication
- Microsoft Windows Server, version 1909 (Server Core installation)
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1709 for 32-bit Systems
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1709
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1903 for 32-bit Systems
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1903 for x64-based Systems
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1903 for ARM64-based Systems
From 10.0.0 · fixed in publication
- Microsoft Windows Server, version 1903 (Server Core installation)
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 2004
From 10.0.0 · fixed in publication
- Microsoft Windows Server version 2004
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1507
From 10.0.0 · fixed in publication
- Microsoft Windows 10 Version 1607
From 10.0.0 · fixed in publication
- Microsoft Windows Server 2016
From 10.0.0 · fixed in publication
- Microsoft Windows Server 2016 (Server Core installation)
From 10.0.0 · fixed in publication
- Microsoft Windows 7
From 6.1.0 · fixed in publication
- Microsoft Windows 7 Service Pack 1
From 6.1.0 · fixed in publication
- Microsoft Windows 8.1
From 6.3.0 · fixed in publication
- Microsoft Windows Server 2008 Service Pack 2
From 6.0.0 · fixed in publication
- Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
From 6.0.0 · fixed in publication
- Microsoft Windows Server 2008 Service Pack 2
From 6.0.0 · fixed in publication
- Microsoft Windows Server 2008 R2 Service Pack 1
From 6.1.0 · fixed in publication
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
From 6.0.0 · fixed in publication
- Microsoft Windows Server 2012
From 6.2.0 · fixed in publication
- Microsoft Windows Server 2012 (Server Core installation)
From 6.2.0 · fixed in publication
- Microsoft Windows Server 2012 R2
From 6.3.0 · fixed in publication
- Microsoft Windows Server 2012 R2 (Server Core installation)
From 6.3.0 · fixed in publication