CVE-2021-39916

low-risk
Published 2021-12-13

Lack of an access control check in the External Status Check feature allowed any authenticated user to retrieve the configuration of any External Status Check in GitLab EE starting from 14.1 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2.

Do I need to act?

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0.28% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Gitlab

References (6)

Vendor Advisory https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39916.json
Broken Link https://gitlab.com/gitlab-org/gitlab/-/issues/343379
Permissions Required https://hackerone.com/reports/1372216
Vendor Advisory https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39916.json
Broken Link https://gitlab.com/gitlab-org/gitlab/-/issues/343379
Permissions Required https://hackerone.com/reports/1372216
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low