CVE-2021-39889

CVSS 4.3 MEDIUMEPSS 0.8%

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

05 Oct 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In all versions of GitLab EE since version 14.1, due to an insecure direct object reference vulnerability, an endpoint may reveal the protected branch name to a malicious user who makes a crafted API call with the ID of the protected branch.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

GitLab · GitLab

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References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39889.json https://gitlab.com/gitlab-org/gitlab/-/issues/338062 https://hackerone.com/reports/1294017