CVE-2023-2979 Abstrium Pydio Cells User Creation access control

Medium 4.7 Published 30 May 2023 Updated 2 Aug 2024

Remote attackers can bypass access controls in the User Creation Handler to create unauthorized users, requiring an upgrade to Pydio Cells.

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

What is CVE-2023-2979?

CVE-2023-2979 is a medium-severity missing authorization vulnerability in Abstrium Pydio Cells, published on 30 May 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability classified as critical has been found in Abstrium Pydio Cells 4.2.0. This affects an unknown part of the component User Creation Handler. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.2.1 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230211.

Weakness: CWE-284

Which versions are affected by CVE-2023-2979?

It affects 1 product.

Products include Abstrium Pydio Cells.

How do I fix CVE-2023-2979?

No fix has been published for CVE-2023-2979 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-2023-2979 being exploited?

There is no known exploitation of CVE-2023-2979 in the wild and no public exploit code.

Sources

Also known as GHSA-q95j-v3x6-rpg3.