CVE-2021-22263

Public Exploit

Description

An issue has been discovered in GitLab affecting all versions starting from 13.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. A user account with 'external' status which is granted 'Maintainer' role on any project on the GitLab instance where 'project tokens' are allowed may elevate its privilege to 'Internal' and access Internal projects.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory gitlab.com Vendor Advisory gitlab.com
Affected: GitLab GitLab
Published at:
Updated at:

References

Link Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/331473 vendor advisory issue tracking exploit
https://hackerone.com/reports/1193062 third party advisory exploit
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22263.json vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-22263?
CVE-2021-22263 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22263?
To fix CVE-2021-22263, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-22263 being actively exploited in the wild?
It is possible that CVE-2021-22263 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-22263?
CVE-2021-22263 affects GitLab GitLab.
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