ID:5683 - Exploit for OS Command Injection in vBulletin - CVE-2019-16759

Link to public exploit:

Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in "ajax/render/widget_php" when processing data passed via the "widgetConfig[code]" HTTP POST parameter. A remote unauthenticated attacker can send specially crafted HTTP POST request to the affected application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: The vulnerability is being actively exploited in the wild.

Remediation