What is CVE-2021-29742?

CVE-2021-29742 is a high-severity vulnerability in Docker. CVSS score: 8.0/10. Published 2021-07-15.

How severe is CVE-2021-29742?

High severity. CVSS v3 base score is 8.0 out of 10.

Vulnerability in Docker

CVE-2021-29742

IBM Security Verify Access Docker 10.0.0 could allow a user to impersonate another user on the system. IBM X-Force ID: 201483.

Published 2021-07-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.1th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Docker
IBM Security Verify Access — versions 10.0.0
IBM Security Verify Access Docker — versions 10.0.0

References

www.ibm.com/support/pages/node/6471895 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/201483 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-29742?: CVE-2021-29742 is a high-severity vulnerability in Docker. CVSS score: 8.0/10. Published 2021-07-15.
How severe is CVE-2021-29742?: High severity. CVSS v3 base score is 8.0 out of 10.