Joomla! 3.8.3: Privilege Escalation via SQL Injection

6 Feb 2018 by Karim El Ouerghemmi
Joomla! Privilege Escalation via SQL Injection

Joomla! is one of the biggest players in the market of content management systems. Its easy installation, usage, and extensibility make it the second most used CMS on the web next to WordPress1. Last year, our PHP static code analysis solution unveiled a rare LDAP injection vulnerability within the 500,000 lines of Joomla! code. This LDAP injection vulnerability, explained in our previous blog post, allowed attackers to fully take over Joomla! <= v3.7.5 installations that rely on LDAP for authentication.

Recent updates to our analysis engine lead to the discovery of a new vulnerability in the Joomla! core affecting versions prior to 3.8.4. RIPS discovered a second-order SQL injection that could be used by attackers to leverage lower permissions and to escalate them into full admin permissions. This previously unknown vulnerability was disclosed to the Joomla! security team who released a security fix on the 30th of January 2018.

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flatCore CMS 1.4.6: Remote Code Execution and Easteregg

17 Oct 2017 by Dennis Detering
flatCore CMS

flatCore is a lightweight Content Management System (CMS) based on PHP and SQLite. It is designed to be as minimalistic as possible, but can be easily extended by its modular structure. We tested the latest stable version 1.4.6 with RIPS and detected, among others, a critical persistent cross-site scripting vulnerability that can be used by an unauthenticated adversary to attack administrators and to execute PHP code on the web server. Further, we found an interesting easteregg.

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OpenConf 5.30 - Multi-Step Remote Command Execution

17 Dec 2016 by Johannes Dahse

OpenConf

Today, we present a multi-step command execution vulnerability in the popular conference management software OpenConf. The vulnerability was reported and fixed a while ago, but the chain of 4 exploitation steps involved makes it a very interesting vulnerability sample for our advent calendar. 4 - 3 - 2 - 1 …

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