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CVE-2024-52517 Nextcloud Server's global credentials of external storages are sent back to the frontend

Medium 4.6 Published Updated

An attacker with an active user session can read global external storage credentials in plain text via the API.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-52517?

CVE-2024-52517 is a medium-severity vulnerability in Nextcloud Nextcloud Server, published on 15 Nov 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Nextcloud Server is a self hosted personal cloud system. After storing "Global credentials" on the server, the API returns them and adds them into the frontend again, allowing to read them in plain text when an attacker already has access to an active session of a user. It is recommended that the Nextcloud Server is upgraded to 28.0.11, 29.0.8 or 30.0.1 and Nextcloud Enterprise Server is upgraded to 25.0.13.13, 26.0.13.9, 27.1.11.9, 28.0.11, 29.0.8 or 30.0.1.

Weakness: CWE-200

Which versions are affected by CVE-2024-52517?

It affects 1 product.

Products include Nextcloud Nextcloud Server.

How do I fix CVE-2024-52517?

No fix has been published for CVE-2024-52517 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-52517 being exploited?

There is no known exploitation of CVE-2024-52517 in the wild and no public exploit code.

All Nextcloud Nextcloud Server vulnerabilities

Sources

Also known as GHSA-x9q3-c7f8-3rcg.

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