CVE-2021-3162

Name: CVE-2021-3162
Creator: NVD / NIST
Published: 2021-01-15T22:15:13.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2021-3162 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Docker Desktop Community before 2.5.0.0 on macOS mishandles certificate checking, leading to local privilege escalation.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.17%

7.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-295

Affected Software

Vendor	Product	Versions
Docker	Docker	< 2.5.0.0

References

https://docs.docker.com/docker-for-mac/release-notes/#docker-desktop-community-2500Vendor Advisory
https://twitter.com/_r3ggiThird Party Advisory
https://docs.docker.com/docker-for-mac/release-notes/#docker-desktop-community-2500Vendor Advisory
https://twitter.com/_r3ggiThird Party Advisory

Timeline

Published: Jan 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3162?

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

How severe is CVE-2021-3162?

CVE-2021-3162 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3162?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3162?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST