Vulnerability · Published Apr 4, 2022 · Assigned by GitLab

CVE-2022-1100

Medium 4.3

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 1.0% (higher than 64% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)1.0%top 36.1% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A potential DOS vulnerability was discovered in GitLab CE/EE affecting all versions from 13.1 prior to 14.7.7, 14.8.0 prior to 14.8.5, and 14.9.0 prior to 14.9.2. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.

Affected products (as reported)

Vendor	Product	Versions
GitLab	GitLab	>=13.1, <14.7.7>=14.8, <14.8.5>=14.9, <14.9.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/273771 x_refsource_MISC
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1100.json x_refsource_CONFIRM