CVE-2021-22229 Missing authorization in GitLab

Medium 5.9 Published Updated

A project member can access internal repository data via a project fork, exposing sensitive information to unauthorized users.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-22229?

CVE-2021-22229 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 6 Jul 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue has been discovered in GitLab CE/EE affecting all versions starting with 12.8. Under a special condition it was possible to access data of an internal repository through project fork done by a project member.

Which versions are affected by CVE-2021-22229?

1 open source package ship an affected version, including gitlab. It affects 1 product.

PackageAffectedFixed in
gitlab BitnamiFrom 12.8.013.11.6, 13.12.6, 14.0.2

Products include Gitlab Gitlab.

How do I fix CVE-2021-22229?

Upgrade gitlab to a fixed version for your release line: 13.11.6, 13.12.6 or 14.0.2.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-22229 being exploited?

There is no known exploitation of CVE-2021-22229 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2021-22229, GHSA-mhq2-mq3h-45cg, UBUNTU-CVE-2021-22229.

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