CVE-2021-22177
MEDIUMCVSS 4.3/10EPSS 1.21%
Last modified
CVE-2021-22177 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Potential DoS was identified in gitlab-shell in GitLab CE/EE version 12.6.0 or above, which allows an attacker to spike the server resource utilization via gitlab-shell command.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.
Description
Potential DoS was identified in gitlab-shell in GitLab CE/EE version 12.6.0 or above, which allows an attacker to spike the server resource utilization via gitlab-shell command.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 12.6.0, < 13.6.7 |
| Gitlab | Gitlab | >= 13.7.0, < 13.7.7 |
| Gitlab | Gitlab | >= 13.8.0, < 13.8.4 |
References
- https://hackerone.com/reports/953444Permissions Required, Third Party Advisory
- https://hackerone.com/reports/953444Permissions Required, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22177?
Potential DoS was identified in gitlab-shell in GitLab CE/EE version 12.6.0 or above, which allows an attacker to spike the server resource utilization via gitlab-shell command.
How severe is CVE-2021-22177?
CVE-2021-22177 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22177?
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
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- 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-2021-22177?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST