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CVE-2020-17496

🔥 Known Exploited (CISA KEV)CRITICAL

9.8

CVSS Severity Score

EPSS Score43.8270%

EPSS Percentile93.33th

Published2020-08-12

Last Modified2025-11-07

Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability 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.

Affected Platforms (CPE)

📦

Vbulletin

Vbulletin

>= 5.5.4 and <= 5.6.2

References & Advisories

🔗 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

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CVE-2020-17496 Detail & Impact Analysis | CVSS 9.8 (CRITICAL) | Cyber-Sec.Space | Cyber-Sec.Space