VulnerabilityAnalyzed
CVE-2023-29336
Microsoft Win32K Privilege Escalation Vulnerability
KEVHIGH 7.8EPSS 40.9%
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 30 May 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Win32k Elevation of Privilege Vulnerability
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 40.92% probability · 99th percentile
- CISA KEV
- Listed 9 May 2023 · due 30 May 2023
- Weakness
- CWE-416
- Affected
- microsoft/windows 10 1507 · microsoft/windows 10 1607 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016
- Source
- secure@microsoft.com
CISA notes
Apply updates per vendor instructions. https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-29336; https://nvd.nist.gov/vuln/detail/CVE-2023-29336
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29336Patch, Vendor Advisory
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29336Patch, Vendor Advisory
- https://www.exploit-db.com/exploits/52301Exploit
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29336US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.