Vulnerability · Published Sep 11, 2020 · Assigned by microsoft

CVE-2020-1152Windows Win32k Elevation of Privilege Vulnerability

Medium 5.8

In plain English

A medium-severity security flaw in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities).

Severity (CVSS 3.1)5.8Medium
Exploit odds (30 days)0.6%top 50.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

<p>An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys. An attacker who successfully exploited the vulnerability could gain elevated privileges on a targeted system.</p> <p>To exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted script or application.</p> <p>The update addresses the vulnerability by correcting how Windows handles calls to Win32k.</p>

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1803 10.0.0 – before publication
Microsoft Windows 10 Version 1809 10.0.0 – before publication
Microsoft Windows Server 2019 10.0.0 – before publication
Microsoft Windows Server 2019 (Server Core installation) 10.0.0 – before publication
Microsoft Windows 10 Version 1909 10.0.0 – before publication
Microsoft Windows Server, version 1909 (Server Core installation) 10.0.0 – before publication
Microsoft Windows 10 Version 1709 for 32-bit Systems 10.0.0 – before publication
Microsoft Windows 10 Version 1709 10.0.0 – before publication
Microsoft Windows 10 Version 1903 for 32-bit Systems 10.0.0 – before publication
Microsoft Windows 10 Version 1903 for x64-based Systems 10.0.0 – before publication
Microsoft Windows 10 Version 1903 for ARM64-based Systems 10.0.0 – before publication
Microsoft Windows Server, version 1903 (Server Core installation) 10.0.0 – before publication
Microsoft Windows 10 Version 2004 10.0.0 – before publication
Microsoft Windows Server version 2004 10.0.0 – before publication
Microsoft Windows 10 Version 1507 10.0.0 – before publication
Microsoft Windows 10 Version 1607 10.0.0 – before publication
Microsoft Windows Server 2016 10.0.0 – before publication
Microsoft Windows Server 2016 (Server Core installation) 10.0.0 – before publication
Microsoft Windows 8.1 6.3.0 – before publication
Microsoft Windows Server 2012 6.2.0 – before publication
Microsoft Windows Server 2012 (Server Core installation) 6.2.0 – before publication
Microsoft Windows Server 2012 R2 6.3.0 – before publication
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.0 – before publication

References