An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users to gain elevated project privileges by requesting access to projects where role modifications during the approval process resulted in unintended permission grants.
Solution:
Weaknesses in this category identify some of the underlying problems that commonly allow attackers to manipulate the business logic of an application. Errors in business logic can be devastating to an entire application. They can be difficult to find automatically, since they typically involve legitimate use of the application's functionality. However, many business logic errors can exhibit patterns that are similar to well-understood implementation and design weaknesses.
| Link | Tags |
|---|---|
| https://gitlab.com/gitlab-org/gitlab/-/issues/529006 | issue tracking permissions required |
| https://hackerone.com/reports/3063091 | exploit technical description permissions required |