CVE-2016-7255

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Windows Rt 8.1
Windows Server 2012
Windows Server 2016
Windows 7
Vendor
CVE Published:
10 November 2016

Badges

👾 Exploit Exists🟡 Public PoC🦅 CISA Reported

Summary

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, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability."

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2016-7255
Created by FSecureLABS

page-table-exploitation
Created by yuvatia

CVE-2016-7255
Created by heh3

References

http://packetstormsecurity.com/files/140468/Microsoft-Win...
x_refsource_MISC
https://github.com/mwrlabs/CVE-2016-7255
x_refsource_MISC
https://www.exploit-db.com/exploits/40823/
exploitx_refsource_EXPLOIT-DB

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre DatabaseCISA Database5 Proof of Concept(s)
.