CVE-2016-3309

7.8

CVSS
High

PUBLISHED

The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold...

Exploited in the wild Used in malware Low complexity No user interaction

Vendor: Microsoft
Product: Windows
Published: Aug 09, 2016
EPSS: —

Description

The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.

windows cisa malware ransomware

CVSS scores

CVSS v3.1 7.8 High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 7.2

AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitation status

Exploited in the wild

Recorded 2022-03-15 00:00:00 UTC · Source

Used in malware

Recorded 2022-03-15 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: No
Technical impact: total

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Mar 15, 2022

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

siberas/CVE-2016-3309_Reloaded

github · Created 2017-10-06 07:59:07 UTC · 54 stars

Exploits for the win32kfull!bFill vulnerability on Win10 x64 RS2 using Bitmap or Palette techniques

Vulnerability detail