Vulnerability Details CVE-2020-17496
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.942
EPSS Ranking 99.9%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Proposed Action
The PHP module within vBulletin contains an unspecified vulnerability that allows for remote code execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. This CVE ID resolves an incomplete patch for CVE-2019-16759.
Ransomware Campaign
Unknown
References
- https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/
- https://cwe.mitre.org/data/definitions/78.html
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patch
- https://seclists.org/fulldisclosure/2020/Aug/5
- https://blog.exploitee.rs/2020/exploiting-vbulletin-a-tale-of-patch-fail/
- https://cwe.mitre.org/data/definitions/78.html
- https://forum.vbulletin.com/forum/vbulletin-announcements/vbulletin-announcements_aa/4445227-vbulletin-5-6-0-5-6-1-5-6-2-security-patch
- https://seclists.org/fulldisclosure/2020/Aug/5
Products affected by CVE-2020-17496
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cpe:2.3:a:vbulletin:vbulletin:5.5.4
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cpe:2.3:a:vbulletin:vbulletin:5.5.6
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cpe:2.3:a:vbulletin:vbulletin:5.6.0
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cpe:2.3:a:vbulletin:vbulletin:5.6.1
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cpe:2.3:a:vbulletin:vbulletin:5.6.1.-
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cpe:2.3:a:vbulletin:vbulletin:5.6.2