What is CVE-2021-39914?

CVE-2021-39914 is a low-severity vulnerability in Gitlab, classified under Uncontrolled Resource Consumption. CVSS score: 3.1/10. Published 2021-11-04.

How severe is CVE-2021-39914?

Low severity. CVSS v3 base score is 3.1 out of 10.

Resource exhaustion in Gitlab

CVE-2021-39914

A regular expression denial of service issue in GitLab versions 8.13 to 14.2.5, 14.3.0 to 14.3.3 and 14.4.0 could cause excessive usage of resources when a specially crafted username was used when provisioning a new user

Vulnerability class: DoS (Denial of Service)

EPSS: 0.010 (60.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Gitlab — versions >=14.3.0, <14.3.4, >=8.13, <14.2.6, >=14.4.0, <14.4.1

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39914?: CVE-2021-39914 is a low-severity vulnerability in Gitlab, classified under Uncontrolled Resource Consumption. CVSS score: 3.1/10. Published 2021-11-04.
How severe is CVE-2021-39914?: Low severity. CVSS v3 base score is 3.1 out of 10.