CVE-2021-39893
HIGHCVSS 7.5/10EPSS 1.09%
Last modified
CVE-2021-39893 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.
Description
A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 9.1.0, < 14.1.7 |
| Gitlab | Gitlab | >= 14.2.0, < 14.2.5 |
| Gitlab | Gitlab | >= 14.3.0, < 14.3.1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-39893?
A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.
How severe is CVE-2021-39893?
CVE-2021-39893 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39893?
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.
- 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.
Related CVEs from 2021
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- CVE-2021-39895In all versions of GitLab CE/EE since version 8.0, an attack…4.5
- CVE-2021-39896In all versions of GitLab CE/EE since version 8.0, when an a…3.8
- CVE-2021-39897Improper access control in GitLab CE/EE version 10.5 and abo…5.3
- CVE-2021-39898In all versions of GitLab CE/EE since version 10.6, a projec…5.3
- CVE-2021-39899In all versions of GitLab CE/EE, an attacker with physical a…4.2
Are you affected by CVE-2021-39893?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST