CVE-2021-46398: CSRF

Published Feb 4, 2022
·
Updated

A Cross-Site Request Forgery (CSRF) 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.

Other sources

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.

Affected Software

2 affected componentsFixes available
go/github.com/filebrowser/filebrowser/v2<2.18.0
2.18.0
Filebrowser Filebrowser<2.18.0

Event History

Feb 4, 2022
CVE Published
via MITRE·03:05 PM
Data Sourced
via MITRE·03:05 PM
Description
Feb 5, 2022
Advisory Published
via GitHub·12:00 AM

Frequently Asked Questions

1

What is CVE-2021-46398?

CVE-2021-46398 is a Cross-Site Request Forgery vulnerability in Filebrowser < 2.18.0 that allows attackers to create a backdoor user with admin privilege and gain access to the filesystem.

2

How severe is CVE-2021-46398?

CVE-2021-46398 has a severity rating of high with a score of 8.8.

3

How does CVE-2021-46398 work?

CVE-2021-46398 allows attackers to exploit a Cross-Site Request Forgery vulnerability in Filebrowser < 2.18.0 to create a malicious HTML webpage that can be used to create a backdoor user with admin privilege and access the filesystem.

4

Which software versions are affected by CVE-2021-46398?

Filebrowser versions prior to 2.18.0 are affected by CVE-2021-46398.

5

Are there any references for CVE-2021-46398?

Yes, you can find references for CVE-2021-46398 at the following URLs: [1] http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-Cross-Site-Request-Forgery.html [2] https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.html [3] https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/

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