Fixed Intel

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: May 3, 2022

CVE-2019-16759

High
CVSS 9.8EPSS 94.4%CISA KEVPoC Available
vBulletin/vBulletin

Description

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.

CVSS Score

9.8/ 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Probability

94.4%

Higher than 100.0% of all CVEs

Weakness Classification (CWE)

CWE-94Code InjectionMITRE

Known Exploits

POC
http://packetstormsecurity.com/files/154623/vBulletin-5.x-0-Day-Pre-Auth-Remote-Command-Execution.htmlExploithttp://packetstormsecurity.com/files/154648/vBulletin-5.x-Pre-Auth-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/155633/vBulletin-5.5.4-Remote-Command-Execution.htmlExploithttp://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/158830/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/158866/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://seclists.org/fulldisclosure/2020/Aug/5Exploithttps://arstechnica.com/information-technology/2019/09/public-exploit-code-spawns-mass-attacks-against-high-severity-vbulletin-bug/Exploithttps://seclists.org/fulldisclosure/2019/Sep/31Exploithttp://packetstormsecurity.com/files/154623/vBulletin-5.x-0-Day-Pre-Auth-Remote-Command-Execution.htmlExploithttp://packetstormsecurity.com/files/154648/vBulletin-5.x-Pre-Auth-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/155633/vBulletin-5.5.4-Remote-Command-Execution.htmlExploithttp://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/158830/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://packetstormsecurity.com/files/158866/vBulletin-5.x-Remote-Code-Execution.htmlExploithttp://seclists.org/fulldisclosure/2020/Aug/5Exploithttps://arstechnica.com/information-technology/2019/09/public-exploit-code-spawns-mass-attacks-against-high-severity-vbulletin-bug/Exploithttps://seclists.org/fulldisclosure/2019/Sep/31Exploit

Required Action

https://nvd.nist.gov/vuln/detail/CVE-2019-16759

Risk Assessment

CRITICAL
In CISA KEV
Known exploit
Critical CVSS
High EPSS

Details

Severity
High
CVSS
9.8
EPSS
94.4%
CWE
CWE-94
Exploit
POC
CISA KEV
Yes
Ransomware
Unknown
Articles
0

Timeline

Published

Nov 3, 2021

Added to KEV

Nov 3, 2021

Remediation Due

May 3, 2022

Affected Product

vBulletin

vBulletin

View all vBulletin CVEs