01 Record
CVE-2023-29336
Win32k Elevation of Privilege Vulnerability
HighKEVPUBLISHEDCNA: microsoft
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
02 Description
Win32k Elevation of Privilege Vulnerability
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2023-05-09. Federal remediation due 2023-05-30.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 41.18% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.6% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2023-05-09 17:03Z3 YR AGO
- Last updated
- 2025-10-21 23:05Z1 YR AGO
- Reserved
- 2023-04-04
- Assigning CNA
- microsoft
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- edbbcdad4c1ee6bdeb92a37a825ff49a1debed4f3f9f437374ab680054b6fa4f
05 Affected products
VendorProductVersionsPlatforms
MicrosoftWindows Server 2016 (Server Core installation)10.0.14393.0 to < 10.0.14393.5921x64-based Systems
MicrosoftWindows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 to < 6.0.6003.2207032-bit Systems, x64-based Systems
MicrosoftWindows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 to < 6.1.7601.26519x64-based Systems
MicrosoftWindows Server 2012 (Server Core installation)6.2.9200.0 to < 6.2.9200.24266x64-based Systems
MicrosoftWindows Server 2012 R2 (Server Core installation)6.3.9600.0 to < 6.3.9600.20969x64-based Systems
06 References
- msrc.microsoft.comWin32k Elevation of Privilege Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29336
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29336
- www.exploit-db.comhttps://www.exploit-db.com/exploits/52301