Vulnerability Name:

CVE-2020-11492 (CCN-182458)

Assigned:2020-05-22
Published:2020-05-22
Updated:2022-07-12
Summary:An issue was discovered in Docker Desktop through 2.2.0.5 on Windows. If a local attacker sets up their own named pipe prior to starting Docker with the same name, this attacker can intercept a connection attempt from Docker Service (which runs as SYSTEM), and then impersonate their privileges.
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)
6.8 Medium (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:U/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
6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
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
6.8 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-362
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2020-11492

Source: MISC
Type: Release Notes, Vendor Advisory
https://docs.docker.com/docker-for-windows/release-notes/

Source: XF
Type: UNKNOWN
docker-cve202011492-priv-esc(182458)

Source: CCN
Type: Docker Web site
Docker Desktop for Windows

Source: CCN
Type: Pen Test Partners Web site
Docker Desktop for Windows PrivEsc (CVE-2020-11492)

Source: MISC
Type: Third Party Advisory
https://www.pentestpartners.com/security-blog/docker-desktop-for-windows-privesc-cve-2020-11492/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:docker:docker_desktop:*:*:*:*:*:*:*:* (Version <= 2.2.0.5)
  • AND
  • cpe:/o:microsoft:windows:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    docker docker desktop *
    microsoft windows -