CVE-2023-6721 Improper Restriction of XML External Entity Reference in Repox

High 8.3 Published Updated

A remote attacker can exploit an XML External Entity vulnerability in Repox to access the server's file system and disrupt operations.

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-2023-6721?

CVE-2023-6721 is a high-severity vulnerability in Repox, published on 13 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.

Weakness: CWE-611

Which versions are affected by CVE-2023-6721?

It affects 1 product.

Products include Europeana Repox.

How do I fix CVE-2023-6721?

No fix has been published for CVE-2023-6721 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-6721 being exploited?

There is no known exploitation of CVE-2023-6721 in the wild and no public exploit code.

Sources

Also known as GHSA-gfqh-8v9q-f2vf.

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