CVE-2013-3703 No write permission check in change_role command

High 8.8 Published Updated

An authenticated attacker can modify user roles in packages or project metadata due to missing write permission checks in the Open Build Service API.

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-2013-3703?

CVE-2013-3703 is a high-severity missing authorization vulnerability in openSUSE Open Build Service, published on 8 Jun 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The controller of the Open Build Service API prior to version 2.4.4 is missing a write permission check, allowing an authenticated attacker to add or remove user roles from packages and/or project meta data.

Weakness: CWE-275, CWE-862

Which versions are affected by CVE-2013-3703?

It affects 1 product.

Products include Opensuse Open Build Service.

How do I fix CVE-2013-3703?

No fix has been published for CVE-2013-3703 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-2013-3703 being exploited?

There is no known exploitation of CVE-2013-3703 in the wild and no public exploit code.

Sources

Also known as GHSA-jw5v-mxm6-2753.

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