Vulnerability Name:

CVE-2018-8120

Assigned:2018-05-08
Published:2018-05-08
Updated:2018-06-14
Summary:An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka "Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2. This CVE ID is unique from CVE-2018-8124, CVE-2018-8164, CVE-2018-8166.
CVSS v3 Severity:7.0 High (CVSS v3 Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.3 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.0 High (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.3 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
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
6.0 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-264
References:Source: BID
Type: VENDOR_ADVISORY
104034

Source: SECTRACK
Type: VENDOR_ADVISORY
1040849

Source: XF
Type: UNKNOWN
ms-win32k-cve20188120-priv-esc(142273)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8120

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_7::sp1:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7::sp1:~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:-:sp2:~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:-:sp2:~~itanium~~~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2::~~~~x64~:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:r2:sp1:~~itanium~~~:*:*:*:*:*

  • Configuration CCN 1:
  • 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:-:*:-:-:x32:*
  • 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:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft windows 7 sp1
    microsoft windows 7 sp1
    microsoft windows server 2008 - sp2
    microsoft windows server 2008 - sp2
    microsoft windows server 2008 - sp2
    microsoft windows server 2008 r2
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2008 sp2
    microsoft windows server 2008 sp2
    microsoft windows server 2008 - sp2
    microsoft windows 7 - sp1
    microsoft windows 7 - sp1
    microsoft windows server 2008 r2 sp1
    microsoft windows server 2008 r2 sp1