CVE-2019-10867 Pimcore Unserialize Remote Code Execution

High 8.8 Published Updated

An attacker with class permissions can achieve remote code execution via unsafe deserialization in the bulk-commit endpoint.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-10867?

CVE-2019-10867 is a high-severity unsafe deserialization vulnerability in Pimcore Pimcore, published on 4 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 Pimcore before 5.7.1. An attacker with classes permission can send a POST request to /admin/class/bulk-commit, which will make it possible to exploit the unserialize function when passing untrusted values in the data parameter to bundles/AdminBundle/Controller/Admin/DataObject/ClassController.php.

Weakness: CWE-502

Which versions are affected by CVE-2019-10867?

2 open source packages ship an affected version, including pimcore/pimcore. It affects 1 product.

PackageAffectedFixed in
pimcore/pimcore PackagistAll versions5.7.1
pimcore/pimcore PackagistAll versions5.7.1

Products include Pimcore Pimcore.

How do I fix CVE-2019-10867?

Upgrade pimcore/pimcore to 5.7.1 or later.

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

Is CVE-2019-10867 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-10867 exists.

Public exploit code: 1 Metasploit module and 2 Exploit-DB entries.

All Pimcore Pimcore vulnerabilities

Sources

Also known as GHSA-7hqr-j26m-gmwp, SNYK-PHP-PIMCOREPIMCORE-173998.

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