SB2019040414 - Deserialization of Untrusted Data in Pimcore Pimcore
Published: April 4, 2019 Updated: July 17, 2020
Security Bulletin ID
SB2019040414
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Deserialization of Untrusted Data (CVE-ID: CVE-2019-10867)
The vulnerability allows a remote authenticated user to execute arbitrary code.
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.
Remediation
Install update from vendor's website.
References
- http://packetstormsecurity.com/files/152667/Pimcore-Unserialize-Remote-Code-Execution.html
- http://www.rapid7.com/db/modules/exploit/multi/http/pimcore_unserialize_rce
- https://blog.certimetergroup.com/it/articolo/security/polyglot_phar_deserialization_to_rce
- https://github.com/pimcore/pimcore/commit/38a29e2f4f5f060a73974626952501cee05fda73
- https://snyk.io/vuln/SNYK-PHP-PIMCOREPIMCORE-173998
- https://www.exploit-db.com/exploits/46783/