⚠ Actively exploited
Added to CISA KEV on 2023-05-09. Federal agencies required to patch by 2023-05-30. Required action: Apply updates per vendor instructions..

CVE-2023-29336 — Use After Free in Microsoft Windows 10 Version 1507

CWE-416 — Use After Free20 documents11 sources
Severity
7.8HIGHCNA
No vector
EPSS
79.5%
top 0.91%
CISA KEV
KEV
Added 2023-05-09
Due 2023-05-30
Exploit
Exploited in wild
Active exploitation observed
Affected products
17
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows Server 2008 R2 Service Pack 1+14 more
Timeline
PublishedMay 9
KEV addedMay 9
KEV dueMay 30
Latest updateMay 25
CISA Required Action: Apply updates per vendor instructions.

Description

Win32k Elevation of Privilege Vulnerability Win32k Elevation of Privilege Vulnerability

Affected Packages17 packages

▶CVEListV5microsoft/windows_server_20126.2.9200.0 — 6.2.9200.24266
▶CVEListV5microsoft/windows_server_201610.0.14393.0 — 10.0.14393.5921
▶CVEListV5microsoft/windows_server_2012_r26.3.9600.0 — 6.3.9600.20969
▶CVEListV5microsoft/windows_10_version_150710.0.10240.0 — 10.0.10240.19926
▶CVEListV5microsoft/windows_10_version_160710.0.14393.0 — 10.0.14393.5921

🔴Vulnerability Details

2
CVEList
Win32k Elevation of Privilege Vulnerability↗2023-05-09
▶
VulnCheck
Microsoft Win32K Privilege Escalation Vulnerability↗2023
▶

💥Exploits & PoCs

1
Exploit-DB
Microsoft Windows Server 2016 - Win32k Elevation of Privilege↗2025-05-25
▶

📋Vendor Advisories

2
CISA
Microsoft Win32K Privilege Escalation Vulnerability↗2023-05-09
▶
Microsoft
Win32k Elevation of Privilege Vulnerability↗2023-05-09
▶

🕵️Threat Intelligence

15
Tenable
Microsoft’s June 2024 Patch Tuesday Addresses 49 CVEs↗2024-06-11
▶
Tenable
Microsoft’s January 2024 Patch Tuesday Addresses 48 CVEs (CVE-2024-20674)↗2024-01-09
▶
Tenable
CVE-2023-29357, CVE-2023-24955: Exploit Chain Released for Microsoft SharePoint Server Vulnerabilities↗2023-09-27
▶
Securelist
IT threat evolution in Q2 2023. Non-mobile statistics↗2023-08-30
▶
Securelist
PC malware statistics, Q2 2022↗2023-08-30
▶
CVE-2023-29336 — Use After Free in Microsoft | cvebase