Remote Command Execution in vBulletin 5.x by Invision Power Services
CVE-2019-16759
Key Information:
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What is CVE-2019-16759?
The vulnerability allows attackers to execute arbitrary commands on the server by manipulating the 'widgetConfig[code]' parameter within AJAX requests to specific vBulletin routes. This exploitation can lead to significant control over the affected server, enabling unauthorized access and malicious activities.
CISA has reported CVE-2019-16759
CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2019-16759 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace
The CISA's recommendation is: Apply updates per vendor instructions.
Human OS v1.0:
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Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
EPSS Score
94% chance of being exploited in the next 30 days.
CVSS V3.1
Timeline
- π¦
CISA Reported
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Public PoC available
- πΎ
Exploit known to exist
Vulnerability published
Vulnerability Reserved