CVE-2019-9056 Deserialization in n/a

High 8.8 Published Updated

Authenticated attackers can achieve code execution via unsafe deserialization of the __FEU__ cookie in the FrontEndUsers module.

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-2019-9056?

CVE-2019-9056 is a high-severity unsafe deserialization vulnerability in Cmsmadesimple Cms Made Simple, published on 11 Apr 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue was discovered in CMS Made Simple 2.2.8. In the module FrontEndUsers (in the file class.FrontEndUsersManipulate.php or class.FrontEndUsersManipulator.php), it is possible to reach an unserialize call with an untrusted __FEU__ cookie, and achieve authenticated object injection.

Weakness: CWE-502

Which versions are affected by CVE-2019-9056?

It affects 1 product.

Products include Cmsmadesimple Cms Made Simple.

How do I fix CVE-2019-9056?

No fix has been published for CVE-2019-9056 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2019-9056 being exploited?

There is no known exploitation of CVE-2019-9056 in the wild and no public exploit code.

All Cmsmadesimple Cms Made Simple vulnerabilities

Sources

Also known as GHSA-c5m9-pvx4-w42j.

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