Resource exhaustion in GitLab

CVE-2021-22216

A denial of service vulnerability in all versions of GitLab CE/EE before 13.12.2, 13.11.5 or 13.10.5 allows an attacker to cause uncontrolled resource consumption with a very long issue or merge request description

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-22216: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

  • GitLab — versions <13.10.5, >=13.11, <13.11.5, >=13.12, <13.12.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22216?
CVE-2021-22216 is a medium-severity vulnerability in GitLab, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2021-06-08.
How severe is CVE-2021-22216?
Medium severity. CVSS v3 base score is 6.5 out of 10.