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CVE-2024-7135 Tainacan <= 0.21.7 - Missing Authorization to Authenticated (Subscriber+) Arbitrary File Read

Medium 6.5 Published Updated

Authenticated subscribers can read arbitrary server files due to missing authorization checks and directory traversal in the Tainacan WordPress plugin.

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-2024-7135?

CVE-2024-7135 is a medium-severity missing authorization vulnerability in Tainacan, published on 31 Jul 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Tainacan plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'get_file' function in all versions up to, and including, 0.21.7. The function is also vulnerable to directory traversal. This makes it possible for authenticated attackers, with Subscriber-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

Weakness: CWE-862

Which versions are affected by CVE-2024-7135?

It affects 1 product.

Products include Tainacan Tainacan.

How do I fix CVE-2024-7135?

No fix has been published for CVE-2024-7135 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-2024-7135 being exploited?

There is no known exploitation of CVE-2024-7135 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

Sources

Also known as GHSA-8v62-x5cp-8hx4.

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