Vulnerability · Published Jan 15, 2021 · Assigned by GitLab

CVE-2021-22166

Medium 5.3

In plain English

A medium-severity security flaw in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)1.4%top 27.5% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=13.7, <13.7.2

References

https://gitlab.com/gitlab-org/labkit/-/issues/29 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22166.json x_refsource_CONFIRM