Where
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This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. An attacker must first obtain the ability to escape the container and execute low-privileged code within the Docker Hyper-V VM in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8.

First published (updated )

This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. An attacker must first obtain the ability to escape the container and execute low-privileged code within the Docker Hyper-V VM in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8.

First published (updated )
Advisory
ZDI-26-259

This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. An attacker must first obtain the ability to execute high-privileged code within the container in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.2.

First published (updated )

This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. An attacker must first obtain the ability to execute high-privileged code within the container in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.2.

First published (updated )
Advisory
ZDI-26-258
Severity
6.7
AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. User interaction on the part of an administrator is required to exploit this vulnerability. The specific flaw exists within the product installer. The issue results from incorrect permissions on a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of a target user.

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Source: ZDI
First published (updated )
Advisory
ZDI-26-068
Severity
6.7
AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

This vulnerability allows local attackers to escalate privileges on affected installations of Docker Desktop for Windows. User interaction on the part of an administrator is required to exploit this vulnerability. The specific flaw exists within the product installer. The issue results from incorrect permissions on a folder. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of a target user.

1 / 2
Source: ZDI
First published (updated )
Advisory
ZDI-26-067
Severity
6.7
Race Condition
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Docker Desktop for Windows contains multiple incorrect permission assignment vulnerabilities in the installer's handling of the C:\ProgramData\DockerDesktop directory. The installer creates this directory without proper ownership verification, creating two exploitation scenarios:

Scenario 1 (Persistent Attack): If a low-privileged attacker pre-creates C:\ProgramData\DockerDesktop before Docker Desktop installation, the attacker retains ownership of the directory even after the installer applies restrictive ACLs. At any time after installation completes, the attacker can modify the directory ACL (as the owner) and tamper with critical configuration files such as install-settings.json to specify a malicious credentialHelper, causing arbitrary code execution when any user runs Docker Desktop.

Scenario 2 (TOCTOU Attack): During installation, there is a time-of-check-time-of-use (TOCTOU) race condition between when the installer creates C:\ProgramData\DockerDesktop and when it sets secure ACLs. A low-privileged attacker actively monitoring for the installation can inject malicious files (such as install-settings.json) with attacker-controlled ACLs during this window, achieving the same code execution outcome.

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Source: NVD

Remedy

Docker has implemented the following mitigations: - Atomic creation of C:\ProgramData\DockerDesktop with admin ownership and correct ACLs - Verification that directory is owned by known admin SIDs (SYSTEM or Administrators) - Installation aborts if directory is not owned by trusted elevated SID - TOCTOU protection through atomic operations setting ownership and ACLs simultaneously Update to Docker Desktop version 4.56 or later.
First published (updated )

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