CVE-2022-3793 Missing authorization in GitLab

Medium 4.3 Published Updated

Attackers can read sensitive CI/CD variables from configuration files they lack access to in GitLab.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2022-3793?

CVE-2022-3793 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 9 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An improper authorization issue in GitLab CE/EE affecting all versions from 14.4 prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allows an attacker to read variables set directly in a GitLab CI/CD configuration file they don't have access to.

Which versions are affected by CVE-2022-3793?

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

PackageAffectedFixed in
gitlab BitnamiFrom 12.6.015.3.5, 15.4.4, 15.5.2

Products include Gitlab Gitlab.

How do I fix CVE-2022-3793?

Upgrade gitlab to a fixed version for your release line: 15.3.5, 15.4.4 or 15.5.2.

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

Is CVE-2022-3793 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-3793 exists.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2022-3793, GHSA-j48w-jfc5-3885, UBUNTU-CVE-2022-3793.

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