Vulnerability Details : CVE-2023-3920
An issue has been discovered in GitLab affecting all versions starting from 11.2 before 16.2.8, all versions starting from 16.3 before 16.3.5, all versions starting from 16.4 before 16.4.1. It was possible that a maintainer to create a fork relationship between existing projects contrary to the documentation.
Products affected by CVE-2023-3920
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:16.4.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:16.4.0:*:*:*:enterprise:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-3920
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 22 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-3920
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
2.8
|
1.4
|
GitLab Inc. | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2023-3920
-
The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.Assigned by:
- cve@gitlab.com (Secondary)
- nvd@nist.gov (Primary)
-
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.Assigned by:
- cve@gitlab.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-3920
-
https://hackerone.com/reports/2058121
HackerOnePermissions Required
-
https://gitlab.com/gitlab-org/gitlab/-/issues/417481
Not FoundIssue Tracking;Vendor Advisory
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