Auth bypass in Gitlab

CVE-2020-13303

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. Due to improper verification of permissions, an unauthorized user can access a private repository within a public project.

Vulnerability class: Broken Authentication

EPSS: 0.012 (64.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.

Affected products

  • Gitlab — versions >=1.0, <13.1.10, >=13.2, <13.2.8, >=13.3, <13.3.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-13303?
CVE-2020-13303 is a high-severity vulnerability in Gitlab, classified under Improper Authentication. CVSS score: 7.1/10. Published 2020-09-15.
How severe is CVE-2020-13303?
High severity. CVSS v3 base score is 7.1 out of 10.