Privilege escalation in Docker Desktop



Published: 2020-06-16
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Docker Desktop for Windows
Client/Desktop applications / Software for system administration

Docker Desktop Enterprise
Client/Desktop applications / Software for system administration

Docker Desktop for Windows Edge
Client/Desktop applications / Software for system administration

Vendor Docker Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU29036

Risk: Low

CVSSv3.1: 6.8 [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]

CVE-ID: N/A

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions within the "Troubleshoot" functionality. A local user can gain elevated privileges and execute arbitrary code in the context of SYSTEM.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Docker Desktop for Windows: 2.2.0.0 - 2.2.0.5

Docker Desktop Enterprise: 2.0.0.0 - 2.1.0.9

Docker Desktop for Windows Edge: 2.1.0.0 - 2.2.2.0

External links

http://www.zerodayinitiative.com/advisories/ZDI-20-715/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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