Docker Desktop Community up to 2.4.x on macOS certificate validation

entryeditHistoryDiffjsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

A vulnerability classified as critical was found in Docker Desktop Community up to 2.4.x on macOS (Virtualization Software). This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a weak authentication vulnerability. The CWE definition for the vulnerability is CWE-295. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Docker Desktop Community before 2.5.0.0 on macOS mishandles certificate checking, leading to local privilege escalation.

The weakness was presented 01/16/2021. The advisory is available at docs.docker.com. This vulnerability was named CVE-2021-3162 since 01/15/2021. The exploitation appears to be easy. Local access is required to approach this attack. A single authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1587.003 by the MITRE ATT&CK project.

Upgrading to version 2.5.0.0 eliminates this vulnerability.

Productinfoedit

Type

Virtualization Software

Vendor

Docker

Name

Desktop Community

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CVSSv2infoedit

AV	AC	Au	C	I	A
🔍	🔍	🔍	🔍	🔍	🔍
🔍	🔍	🔍	🔍	🔍	🔍
🔍	🔍	🔍	🔍	🔍	🔍

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Weak authentication
CWE: CWE-295
ATT&CK: T1587.003

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Desktop Community 2.5.0.0

Timelineinfoedit

01/15/2021 CVE assigned
01/16/2021 +1 days Advisory disclosed
01/16/2021 +0 days VulDB entry created
02/15/2021 +30 days VulDB last update

Sourcesinfoedit

Advisory: docs.docker.com
Status: Confirmed

CVE: CVE-2021-3162 (🔒)

Entryinfoedit