CVE-2016-7255: Microsoft Win32k Privilege Escalation Vulnerability
First published: Thu Nov 10 2016(Updated: )
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."
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Win32k | ||
| Microsoft Windows 10 1507 | ||
| Microsoft Windows 10 1511 | ||
| Microsoft Windows 10 Version 1607 x86 | ||
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 8.1 | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server 2008 Itanium | =sp2 | |
| Microsoft Windows Server 2008 Itanium | =r2-sp1 | |
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows Server 2012 x64 | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Vista | =sp2 | |
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | =1511 | |
| Microsoft Windows 10 | =1607 | |
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 8.1 | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server 2008 Itanium | =sp2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Vista | =sp2 | |
| =sp1 | ||
| =sp2 | ||
| =r2-sp1 | ||
| =r2 | ||
| =sp2 |
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Reference Links
- http://blog.trendmicro.com/trendlabs-security-intelligence/one-bit-rule-system-analyzing-cve-2016-7255-exploit-wild/
- http://packetstormsecurity.com/files/140468/Microsoft-Windows-Kernel-win32k.sys-NtSetWindowLongPtr-Privilege-Escalation.html
- http://www.securityfocus.com/bid/94064
- http://www.securitytracker.com/id/1037251
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-135
- https://github.com/mwrlabs/CVE-2016-7255
- https://securingtomorrow.mcafee.com/mcafee-labs/digging-windows-kernel-privilege-escalation-vulnerability-cve-2016-7255/
- https://security.googleblog.com/2016/10/disclosing-vulnerabilities-to-protect.html
- https://www.exploit-db.com/exploits/40745/
- https://www.exploit-db.com/exploits/40823/
- https://www.exploit-db.com/exploits/41015/
- https://nvd.nist.gov/vuln/detail/CVE-2016-7255
Frequently Asked Questions
What is the severity of CVE-2016-7255?
CVE-2016-7255 is rated as important, indicating a significant risk of privilege escalation.
How do I fix CVE-2016-7255?
To fix CVE-2016-7255, apply the latest security updates provided by Microsoft for affected Windows versions.
What versions of Windows are affected by CVE-2016-7255?
CVE-2016-7255 affects multiple versions including Windows Vista SP2, Windows 7 SP1, Windows 10, Windows Server 2008 SP2, and more.
What type of vulnerability is CVE-2016-7255?
CVE-2016-7255 is a privilege escalation vulnerability in the kernel-mode drivers of the Windows operating system.
Can attackers exploit CVE-2016-7255 remotely?
No, CVE-2016-7255 requires local access for exploitation, allowing local users to gain elevated privileges.
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- canonical/microsoft windows server 2008 itanium
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