Vulnerability Description
A Cross-Site Request Forgery vulnerability exists in Filebrowser < 2.18.0 that allows attackers to create a backdoor user with admin privilege and get access to the filesystem via a malicious HTML webpage that is sent to the victim. An admin can run commands using the FileBrowser and hence it leads to RCE.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Filebrowser | Filebrowser | < 2.18.0 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-CrExploitThird Party AdvisoryVDB Entry
- https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.htmlExploitThird Party Advisory
- https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/ExploitThird Party Advisory
- https://febinj.medium.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7ExploitThird Party Advisory
- https://github.com/filebrowser/filebrowser/commit/74b7cd8e81840537a8206317344f11PatchThird Party Advisory
- https://systemweakness.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7ExploitThird Party Advisory
- http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-CrExploitThird Party AdvisoryVDB Entry
- https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.htmlExploitThird Party Advisory
- https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/ExploitThird Party Advisory
- https://febinj.medium.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7ExploitThird Party Advisory
- https://github.com/filebrowser/filebrowser/commit/74b7cd8e81840537a8206317344f11PatchThird Party Advisory
- https://systemweakness.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7ExploitThird Party Advisory
FAQ
What is CVE-2021-46398?
CVE-2021-46398 is a vulnerability with a CVSS score of 8.8 (HIGH). A Cross-Site Request Forgery vulnerability exists in Filebrowser < 2.18.0 that allows attackers to create a backdoor user with admin privilege and get access to the filesystem via a malicious HTML web...
How severe is CVE-2021-46398?
CVE-2021-46398 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-46398?
Check the references section above for vendor advisories and patch information. Affected products include: Filebrowser Filebrowser.