March 28, 2022 · Applied Cybernetics Group
CVE-2013-3660 — Microsoft Win32k
Microsoft Win32k Privilege Escalation Vulnerability
- Added to KEV
2022-03-28- Federal due date
2022-04-18- Vendor
- Microsoft
- Product
- Win32k
- EPSS
- 98.7th percentile (score 0.706, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2013-3660
CISA short description
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft does not properly initialize a pointer for the next object in a certain list, which allows local users to gain privileges.
Required action
Apply updates per vendor instructions.