CVE-2023-29336

unknown KEV
Published 2023-05-09 ยท Modified 2023-05-09
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
2.5

Description

Microsoft Win32k contains an unspecified vulnerability that allows for privilege escalation up to SYSTEM privileges.

CISA KEV

Vendor
Microsoft
Product
Win32k
Due date
2023-05-30

Predictions

Exploit likelihood
99%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

Mitigation details

Source: Microsoft Security Response Center ยท View original โ†— ยท proprietary-no-redistribution
Full prose not cached โ€” VIR stores only structured fields (affected/fixed versions, references) for this source. Click "View original" above for the vendor's full advisory.

Affected

VendorProductVersion
microsoftWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
microsoftWindows Server 2008 R2 for x64-based Systems Service Pack 1
microsoftWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
microsoftWindows Server 2012
microsoftWindows Server 2012 (Server Core installation)
microsoftWindows Server 2012 R2
microsoftWindows Server 2012 R2 (Server Core installation)
microsoftMicrosoft Word 2013 Service Pack 1 (32-bit editions)
microsoftMicrosoft Word 2013 Service Pack 1 (64-bit editions)
microsoftMicrosoft Word 2013 RT Service Pack 1
microsoftMicrosoft Excel 2013 Service Pack 1 (32-bit editions)
microsoftMicrosoft Excel 2013 Service Pack 1 (64-bit editions)
microsoftMicrosoft Excel 2013 RT Service Pack 1
microsoftWindows 10 for 32-bit Systems
microsoftWindows 10 for x64-based Systems
microsoftMicrosoft Excel 2016 (32-bit edition)
microsoftMicrosoft Excel 2016 (64-bit edition)
microsoftMicrosoft Word 2016 (32-bit edition)
microsoftMicrosoft Word 2016 (64-bit edition)
microsoftWindows Server 2016
microsoftWindows 10 Version 1607 for 32-bit Systems
microsoftWindows 10 Version 1607 for x64-based Systems
microsoftWindows Server 2016 (Server Core installation)
microsoftMicrosoft SharePoint Enterprise Server 2016
microsoftWindows 10 Version 1809 for 32-bit Systems
microsoftWindows 10 Version 1809 for x64-based Systems
microsoftWindows 10 Version 1809 for ARM64-based Systems
microsoftWindows Server 2019
microsoftWindows Server 2019 (Server Core installation)
microsoftMicrosoft Office 2019 for 32-bit editions

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-52301 local windows
Milad karimi ยท 2025-05-25

Microsoft Windows Server 2016 - Win32k Elevation of Privilege

Source code queued for fetch โ€” refresh in a moment.

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.