CVE-2021-22256
MEDIUMCVSS 5.4/10EPSS 0.73%
Last modified
CVE-2021-22256 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Improper authorization in GitLab CE/EE affecting all versions since 12.6 allowed guest users to create issues for Sentry errors and track their status. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
Description
Improper authorization in GitLab CE/EE affecting all versions since 12.6 allowed guest users to create issues for Sentry errors and track their status
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 12.6.0, < 13.12.9 |
| Gitlab | Gitlab | >= 14.0.0, < 14.0.7 |
| Gitlab | Gitlab | >= 14.1.0, < 14.1.2 |
References
- https://hackerone.com/reports/1117768Permissions Required, Third Party Advisory
- https://hackerone.com/reports/1117768Permissions Required, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22256?
Improper authorization in GitLab CE/EE affecting all versions since 12.6 allowed guest users to create issues for Sentry errors and track their status
How severe is CVE-2021-22256?
CVE-2021-22256 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22256?
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.
Are you affected by CVE-2021-22256?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST