Vulnerability CVE-2021-22240
Published: 2021-08-05

Description:
Improper access control in GitLab EE versions 13.11.6, 13.12.6, and 14.0.2 allows users to be created via single sign on despite user cap being enabled

Type:

CWE-863

 (Incorrect Authorization)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Gitlab -> Gitlab 

 References:
https://gitlab.com/gitlab-org/gitlab/-/issues/327641
https://hackerone.com/reports/1166566
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22240.json
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