CVE-2013-3660
KEVHIGH 7.8EPSS 39.6%
The EPATHOBJ::pprFlattenRec function in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, and Windows Server 2012 does not properly initialize a pointer for the next object in a certain list, which allows local users to obtain write access to the PATHRECORD chain, and consequently gain privileges, by triggering excessive consumption of paged memory and then making many FlattenPath function calls, aka "Win32k Read AV Vulnerability."
- CVSS v3.1
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v3.1
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v2.0
- 6.9 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C - EPSS
- 39.58% chance of exploitation in the next 30 days, 99th percentile
- CISA KEV
- added 2022-03-28
- Published
- 2013-05-24
- Updated
- 2025-10-22
Proof-of-concept exploits (6)
- http://www.reddit.com/r/netsec/comments/1eqh66/0day_windows_kernel_epathobj_vulnerability/
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0094.html
- http://www.exploit-db.com/exploits/25611/
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0090.html
- http://archives.neohapsis.com/archives/fulldisclosure/2013-06/0006.html
- ExploitCN/CVE-2013-3660-x64-WIN73★ · 2022-04-09
Metasploit modules (1)
ExploitDB entries (3)
- https://www.exploit-db.com/exploits/26554
- https://www.exploit-db.com/exploits/25912
- https://www.exploit-db.com/exploits/25611