Known exploited vulnerability
CVE-2023-29336
The short answer
CVE-2023-29336 affects Microsoft Windows 10 Version 1507 and is rated high (CVSS 7.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-05-09: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
Win32k Elevation of Privilege Vulnerability
Weakness: CWE-416.
Severity
7.8 high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since May 9, 2023
Federal due date May 30, 2023
EPSS, next 30 days
41%
Higher than 99% of scored CVEs
How it can be exploited
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Windows 10 Version 1507, Windows 10 Version 1607, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 Service Pack 2 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 R2 Service Pack 1, Windows Server 2008 R2 Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2. NVD's record lists the exact affected versions.
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29336 PatchVendor Advisory
- msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29336 PatchVendor Advisory
- www.exploit-db.com/exploits/52301 Exploit
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29336 US Government Resource
Questions
Is CVE-2023-29336 being exploited?
Yes. CISA added CVE-2023-29336 to its Known Exploited Vulnerabilities catalog on 2023-05-09, with a federal remediation due date of 2023-05-30.
How do I fix CVE-2023-29336?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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