Vulnerability in Gitlab

CVE-2022-1954

A Regular Expression Denial of Service vulnerability in GitLab CE/EE affecting all versions from 1.0.2 prior to 14.10.5, 15.0 prior to 15.0.4, and 15.1 prior to 15.1.1 allows an attacker to make a GitLab instance inaccessible via specially crafted web server response headers

Vulnerability class: ReDoS (Regular Expression Denial of Service)

EPSS: 0.010 (58.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

  • Gitlab — versions >=15.1, <15.1.1, 15.1.0, >=15.0, <15.0.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-1954?
CVE-2022-1954 is a medium-severity vulnerability in Gitlab, classified under Inefficient Regular Expression Complexity. CVSS score: 4.3/10. Published 2022-07-01.
How severe is CVE-2022-1954?
Medium severity. CVSS v3 base score is 4.3 out of 10.