What is CVE-2021-22166?

CVE-2021-22166 is a medium-severity vulnerability in Gitlab, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2021-01-15.

How severe is CVE-2021-22166?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Resource exhaustion in Gitlab

CVE-2021-22166

An attacker could cause a Prometheus denial of service in GitLab 13.7+ by sending an HTTP request with a malformed method

Vulnerability class: DoS (Denial of Service)

EPSS: 0.014 (69.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Gitlab — versions >=13.7, <13.7.2

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

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

Frequently asked questions

What is CVE-2021-22166?: CVE-2021-22166 is a medium-severity vulnerability in Gitlab, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2021-01-15.
How severe is CVE-2021-22166?: Medium severity. CVSS v3 base score is 5.3 out of 10.