vBulletin · vBulletin
CVE-2019-16759
vBulletin PHP Module Remote Code Execution Vulnerability
Exploited in attacks
Critical 9.8 Attack chance: 99.7%
What it is
vBulletin 5.x through 5.5.4 allows remote command execution via the widgetConfig[code] parameter in an ajax/render/widget_php routestring request.
CISA: The PHP module within vBulletin contains an unspecified vulnerability that allows for remote code execution via the widgetConfig[code] parameter in an ajax/render/widget_php routestring request.
What to do
Apply updates per vendor instructions.
Deadline for US federal agencies: May 3, 2022
- Added to the CISA list
- November 3, 2021
- Published
- September 24, 2019
- Severity
- Critical 9.8 CVSS 3.1
- Chance of attacks in the next 30 days (EPSS)
- 99.7% in the top 0.1% of all known vulnerabilities
- Weakness
- CWE-94
- More details
- NVD · CVE.org · CISA
All references (10)
- https://seclists.org/fulldisclosure/2019/Sep/31
- https://www.theregister.co.uk/2019/09/24/vbulletin_vbug_zeroday/
- https://arstechnica.com/information-technology/2019/09/public-exploit-code-spawns-mass-attacks-against-high-s…
- 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/158830/vBulletin-5.x-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2020/Aug/5
- http://packetstormsecurity.com/files/158866/vBulletin-5.x-Remote-Code-Execution.html
More exploited flaws from vBulletin
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| Nov 3, 2021 | PHP Module Remote Code Execution | vBulletin | Critical 9.8 | 87% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.