CVE-2018-5259 Missing authorization in n/a

High 8.8 Published 8 Jan 2018 Updated 5 Aug 2024

Authenticated users can bypass attachment deletion restrictions by modifying the aid parameter, allowing unauthorized deletion of files.

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-2018-5259?

CVE-2018-5259 is a high-severity missing authorization vulnerability in n/a, published on 8 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Discuz! DiscuzX X3.4 allows remote authenticated users to bypass intended attachment-deletion restrictions via a modified aid parameter.

Which versions are affected by CVE-2018-5259?

It affects 1 product.

Products include Discuz Discuzx.

How do I fix CVE-2018-5259?

No fix has been published for CVE-2018-5259 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-2018-5259 being exploited?

There is no known exploitation of CVE-2018-5259 in the wild and no public exploit code.

Sources

Also known as GHSA-4476-jj98-xj5g.