Auth bypass in Gitlab

CVE-2019-5463

An authorization issue was discovered in the GitLab CE/EE CI badge images endpoint which could result in disclosure of the build status. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.

Vulnerability class: Information Disclosure

EPSS: 0.019 (77.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

  • Gitlab
  • N/a Gitlab Ce/ee — versions Affects all previous GitLab CE/EE versions. Fixed in 12.1.2, 12.0.4, and 11.11.6

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-5463?
CVE-2019-5463 is a medium-severity vulnerability in Gitlab, classified under Information Disclosure. CVSS score: 5.3/10. Published 2019-09-09.
How severe is CVE-2019-5463?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2019-5463 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.