Vulnerability Name:

CVE-2019-1167 (CCN-166602)

Assigned:2018-11-26
Published:2019-07-16
Updated:2020-08-24
Summary:A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement, aka 'Windows Defender Application Control Security Feature Bypass Vulnerability'.
CVSS v3 Severity:4.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N)
3.6 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
7.7 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
6.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:1.9 Low (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
6.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-1167

Source: XF
Type: UNKNOWN
ms-windows-cve20191167-sec-bypass(166602)

Source: CCN
Type: Microsoft Security TechCenter - July 2019
Windows Defender Application Control Security Feature Bypass Vulnerability

Source: MISC
Type: Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1167

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:powershell_core:6.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:powershell_core:6.2:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:microsoft:powershell_core:6.1:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:powershell_core:6.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft powershell core 6.1
    microsoft powershell core 6.2
    microsoft powershell core 6.1
    microsoft powershell core 6.2