vBulletin is a popular forum software used by many organizations and online communities to facilitate discussions and interactions between their members. The software is designed to allow users to create their own profiles, post messages, and engage in conversations with other members. It is a versatile platform, and is often used for a wide range of purposes, including customer support, community building, and knowledge sharing.
Recently, a vulnerability in the vBulletin software was discovered, which has been assigned the code CVE-2019-16759. This flaw exists in versions 5.x through 5.5.4 of the software and can be exploited by hackers to execute remote commands via the widgetConfig[code] parameter in an ajax/render/widget_php routestring request. This vulnerability can be incredibly dangerous if exploited and can allow attackers to take control of the affected system and steal sensitive data.
When exploited, the CVE-2019-16759 vulnerability can allow attackers to execute arbitrary commands on a remote server, bypass restrictions, and perform unauthorized actions. Additionally, it can allow attackers to steal sensitive data, plant malware on the affected system, and even launch further attacks against other systems in the network. This vulnerability can have a significant impact on the security and stability of the systems and data it affects, and needs to be addressed as soon as possible.
Thanks to the pro features of the s4e.io platform, you can easily and quickly learn about vulnerabilities in your digital assets. Our platform provides advanced security monitoring and scanning capabilities, helping you to stay up to date with the latest security threats and vulnerabilities. With our platform, you can leverage the power of advanced analytics to detect and remediate vulnerabilities before they can be exploited, giving you peace of mind and protecting your data and systems from cyber-attacks and other security threats.
REFERENCES
- http://packetstormsecurity.com/files/154623/vBulletin-5.x-0-Day-Pre-Auth-Remote-Command-Execution.html
- http://packetstormsecurity.com/files/154648/vBulletin-5.x-Pre-Auth-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/155633/vBulletin-5.5.4-Remote-Command-Execution.html
- http://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/158830/vBulletin-5.x-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/158866/vBulletin-5.x-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2020/Aug/5
- https://arstechnica.com/information-technology/2019/09/public-exploit-code-spawns-mass-attacks-against-high-severity-vbulletin-bug/
- https://seclists.org/fulldisclosure/2019/Sep/31
- https://www.theregister.co.uk/2019/09/24/vbulletin_vbug_zeroday/
To protect against the CVE-2019-16759 vulnerability, there are several precautions that can be taken. Some of these include:
- Updating the vBulletin software to the latest version, which includes a fix for this vulnerability.
- Disabling the widgetConfig[code] parameter in the software to prevent exploitation of this vulnerability.
- Implementing strong access controls, ensuring that only authorized personnel have permission to access the vBulletin software.
- Using intrusion detection and prevention systems to detect and block any attempts to exploit this vulnerability.
- Conducting regular security audits and vulnerability scans to identify and address any other potential vulnerabilities in the system.
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