Docker Desktop Link Following Denial-of-Service Vulnerability

September 29th, 2022

Vulnerability Details

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of Docker Desktop. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the Docker Desktop Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Additional Details

Docker has issued an update to correct this vulnerability. More details can be found at:
https://docs.docker.com/desktop/release-notes/#security-3

Disclosure Timeline

  • 2022-02-09 - Vulnerability reported to vendor
  • 2022-09-29 - Coordinated public release of advisory

Credit

Hashim Jawad (@ihack4falafel)

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