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CVE-2021-46398 Detail


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 3.x Severity and Metrics:

Base Score:  8.8 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-Cross-Site-Request-Forgery.html Exploit  Third Party Advisory  VDB Entry 
https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.html Exploit  Third Party Advisory 
https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/ Exploit  Third Party Advisory 
https://febinj.medium.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7 Exploit  Third Party Advisory 
https://github.com/filebrowser/filebrowser/commit/74b7cd8e81840537a8206317344f118093153e8d Patch  Third Party Advisory 
https://systemweakness.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7 Exploit  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-352 Cross-Site Request Forgery (CSRF) cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
NVD Published Date:
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