Vulnerability Name:

CVE-2016-7255 (CCN-118534)

Assigned:2016-11-08
Published:2016-11-08
Updated:2018-10-12
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."
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.2 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H)
8.2 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-264
Vulnerability Consequences:Gain Privileges
References:Source: MISC
Type: UNKNOWN
http://blog.trendmicro.com/trendlabs-security-intelligence/one-bit-rule-system-analyzing-cve-2016-7255-exploit-wild/

Source: MITRE
Type: CNA
CVE-2016-7255

Source: MISC
Type: UNKNOWN
http://packetstormsecurity.com/files/140468/Microsoft-Windows-Kernel-win32k.sys-NtSetWindowLongPtr-Privilege-Escalation.html

Source: CCN
Type: Microsoft Security Bulletin MS16-135
Security Update for Kernel-Mode Drivers (3199135)

Source: CCN
Type: Microsoft Security Bulletin MS16-151
Security Update for Windows Kernel-Mode Drivers (3205651)

Source: CCN
Type: Microsoft Security Bulletin MS17-013
Security Update for Microsoft Graphics Component (4013075)

Source: BID
Type: Third Party Advisory, VDB Entry
94064

Source: CCN
Type: BID-94064
Microsoft Windows Kernel 'Win32k.sys' CVE-2016-7255 Local Privilege Escalation Vulnerability

Source: SECTRACK
Type: UNKNOWN
1037251

Source: MS
Type: UNKNOWN
MS16-135

Source: XF
Type: UNKNOWN
ms-kmd-cve20167255-priv-esc(118534)

Source: MISC
Type: UNKNOWN
https://github.com/mwrlabs/CVE-2016-7255

Source: CCN
Type: Packet Storm Security [11-14-2016]
Microsoft Windows kernel win32k Denial Of Service

Source: CCN
Type: Packet Storm Security [11-28-2016]
Microsoft Windows Kernel NtSetWindowLongPtr Privilege Escalation

Source: CCN
Type: Packet Storm Security [01-12-2017]
Microsoft Windows Kernel win32k.sys NtSetWindowLongPtr Privilege Escalation

Source: MISC
Type: UNKNOWN
https://securingtomorrow.mcafee.com/mcafee-labs/digging-windows-kernel-privilege-escalation-vulnerability-cve-2016-7255/

Source: MISC
Type: Third Party Advisory
https://security.googleblog.com/2016/10/disclosing-vulnerabilities-to-protect.html

Source: CCN
Type: CYBERSECURITY & INFRASTRUCTURE SECURITY AGENCY
KNOWN EXPLOITED VULNERABILITIES CATALOG

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [11-09-2016]

Source: EXPLOIT-DB
Type: UNKNOWN
40745

Source: EXPLOIT-DB
Type: Exploit, Third Party Advisory, VDB Entry
40823

Source: EXPLOIT-DB
Type: UNKNOWN
41015

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1511:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:microsoft:windows_vista::sp2:~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista::sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:itanium:*
  • OR cpe:/o:microsoft:windows_7:-:sp1:*:*:ultimate_n:*:x86:*
  • OR cpe:/o:microsoft:windows_7::sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*
  • OR cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8.1:-:-:-:*:-:-:x32:*
  • OR cpe:/o:microsoft:windows_8.1:::~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_10:::~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.cisecurity:def:1484
    V
    		Win32k Elevation of Privilege Vulnerability - CVE-2016-7255 (MS16-135)
    2016-12-30
    BACK
    microsoft windows 10 -
    microsoft windows 10 1511
    microsoft windows 10 1607
    microsoft windows 7 * sp1
    microsoft windows 8.1 *
    microsoft windows rt 8.1 *
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2012 -
    microsoft windows server 2012 r2
    microsoft windows server 2016 *
    microsoft windows vista * sp2
    microsoft windows vista sp2
    microsoft windows vista sp2
    microsoft windows server 2008 sp2
    microsoft windows server 2008 sp2
    microsoft windows server 2008
    microsoft windows 7 - sp1
    microsoft windows 7 sp1
    microsoft windows server 2008 r2
    microsoft windows server 2008 r2
    microsoft windows server 2012
    microsoft windows 8.1 - -
    microsoft windows 8.1
    microsoft windows server 2012 r2
    microsoft windows rt 8.1 -
    microsoft windows 10 -
    microsoft windows 10
    microsoft windows server 2016