Vulnerability Details : CVE-2021-22251
Potential exploit
Improper validation of invited users' email address in GitLab EE affecting all versions since 12.2 allowed projects to add members with email address domain that should be blocked by group settings
Products affected by CVE-2021-22251
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22251
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22251
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:N |
8.0
|
2.9
|
NIST | |
|
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-2021-22251
-
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: nvd@nist.gov (Primary)
References for CVE-2021-22251
-
https://gitlab.com/gitlab-org/gitlab/-/issues/14004
ESCALATED: Projects are allowed to add members with different domain email address despite restricting in group settings (#14004) · Issues · GitLab.org / GitLab · GitLabExploit;Issue Tracking;Vendor Advisory
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22251.json
2021/CVE-2021-22251.json · master · GitLab.org / cves · GitLabVendor Advisory
-
https://hackerone.com/reports/679567
Sign inPermissions Required;Third Party Advisory
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