RULE(RULE ID:337953)

Rule General Information
Release Date: 2024-04-23
Rule Name: vBulletin widget_tabbedcontainer_tab_panel Remote Code Execution Vulnerability (CVE-2020-17496)
Severity:
CVE ID:
Rule Protection Details
Description: vBulletin 5.5.4 through 5.6.2 allows remote command execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. NOTE: this issue exists because of an incomplete fix for CVE-2019-16759.
Impact: An attacker can execute arbitrary code via a successful exploit in the context of the vulnerable software.
Affected OS: Windows, Linux, Others
Reference: https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patch
https://cwe.mitre.org/data/definitions/78.html
https://seclists.org/fulldisclosure/2020/Aug/5
https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/
Solutions
Refer to the announcement or patch by the vendor: https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patch