CVE-2021-35946 Privilege escalation in n/a

Critical 9.8 Published 7 Sep 2021 Updated 4 Aug 2024

Attackers with database access in federated shares can elevate permissions and modify data in ownCloud servers.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-35946?

CVE-2021-35946 is a critical vulnerability in Owncloud Owncloud, published on 7 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A receiver of a federated share with access to the database with ownCloud version before 10.8 could update the permissions and therefore elevate their own permissions.

Weakness: CWE-269

Which versions are affected by CVE-2021-35946?

It affects 1 product.

Products include Owncloud Owncloud.

How do I fix CVE-2021-35946?

No fix has been published for CVE-2021-35946 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-35946 being exploited?

There is no known exploitation of CVE-2021-35946 in the wild and no public exploit code.

All Owncloud Owncloud vulnerabilities

Sources

Also known as GHSA-9gjf-xc3f-w2j8.