Vulnerability Name:

CVE-2018-8201 (CCN-143997)

Assigned:2018-06-12
Published:2018-06-12
Updated:2019-10-03
Summary:A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session, aka "Device Guard Code Integrity Policy Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8211, CVE-2018-8212, CVE-2018-8215, CVE-2018-8216, CVE-2018-8217, CVE-2018-8221.
CVSS v3 Severity:4.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L)
3.9 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/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): Low
Integrity (I): Low
Availibility (A): Low
4.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L)
3.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
3.5 Low (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2018-8201

Source: BID
Type: Third Party Advisory, VDB Entry
104331

Source: CCN
Type: BID-104331
Microsoft Windows Device Guard CVE-2018-8201 Local Security Bypass Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041098

Source: XF
Type: UNKNOWN
ms-device-cve20188201-sec-bypass(143997)

Source: CCN
Type: Microsoft Security TechCenter - June 2018
Device Guard Code Integrity Policy Security Feature Bypass Vulnerability

Source: CONFIRM
Type: Mitigation, Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8201

Vulnerable Configuration:Configuration 1:
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1703:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1709:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_10:1803:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_1709:-:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_1803:-:*:*:*:*:*:x64:*

    • Configuration CCN 1:
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_10_1507:-:*:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server:1709:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server:1803:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft windows 10 -
    microsoft windows 10 1607
    microsoft windows 10 1703
    microsoft windows 10 1709
    microsoft windows 10 1803
    microsoft windows server 2016 -
    microsoft windows server 2016 1709
    microsoft windows server 2016 1803
    microsoft windows 10 -
    microsoft windows 10 -
    microsoft windows server 2016
    microsoft windows server 1709
    microsoft windows server 1803