Vulnerability · Published Apr 2, 2021 · Assigned by GitLab

CVE-2021-22197

Low 3.5

In plain English

A low-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 0.8% (higher than 58% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.8%top 41.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.6 where an infinite loop exist when an authenticated user with specific rights access a MR having source and target branch pointing to each other

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=10.6, <13.8.7>=13.9, <13.9.5>=13.10, <13.10.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/323198 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22197.json x_refsource_CONFIRM