RULE(RULE ID:323522)

Rule General Information
Release Date: 2019-10-14
Rule Name: vBulletin 5.x Unauthenticated Remote Code Execution Vulnerability -1 (CVE-2019-16759)
Severity:
CVE ID:
Rule Protection Details
Description: vBulletin 5.x through 5.5.4 allows remote command execution via the widgetConfig[code] parameter in an ajax/render/widget_php routestring request.
Impact: An attacker can execute arbitrary code via a successful exploit in the context of the vulnerable software.
Affected OS: Windows, Others
Reference: 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
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
Solutions
The vendors have released upgrade patches to fix vulnerabilities, please visit:
https://www.vbulletin.com