CVE-2021-22251
MEDIUMCVSS 4.3/10EPSS 0.82%
Last modified
CVE-2021-22251 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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. EPSS estimates a 0.82% chance of exploitation in the next 30 days.
Description
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
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 12.2.0, < 13.12.9 |
| Gitlab | Gitlab | >= 14.0.0, < 14.0.7 |
| Gitlab | Gitlab | >= 14.1.0, < 14.1.2 |
References
- https://gitlab.com/gitlab-org/gitlab/-/issues/14004Exploit, Issue Tracking, Vendor Advisory
- https://hackerone.com/reports/679567Permissions Required, Third Party Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/14004Exploit, Issue Tracking, Vendor Advisory
- https://hackerone.com/reports/679567Permissions Required, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22251?
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
How severe is CVE-2021-22251?
CVE-2021-22251 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22251?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-22251?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST