critical9.8Known exploited
CVE-2020-17496
vBulletin PHP Module Remote Code Execution Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2021-11-03. Federal due date: 2022-05-03.
Apply updates per vendor instructions.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Vbulletin | Vbulletin | from 5.5.4 through 5.6.2 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- 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
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17496