CVE-2017-0927 Missing authorization in GitLab Community and Enterprise Editions

Medium 6.5 Published Updated

Guest users can improperly use deployment keys in GitLab, allowing unauthorized access to repository data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-0927?

CVE-2017-0927 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 21 Mar 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Gitlab Community Edition version 10.3 is vulnerable to an improper authorization issue in the deployment keys component resulting in unauthorized use of deployment keys by guest users.

Weakness: CWE-863, CWE-285

Which versions are affected by CVE-2017-0927?

It affects 1 product.

Products include Gitlab Gitlab.

How do I fix CVE-2017-0927?

No fix has been published for CVE-2017-0927 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2017-0927 being exploited?

There is no known exploitation of CVE-2017-0927 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as GHSA-9j4q-pv73-3355.

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