CVE-2021-46398

CVSS V2 Medium 6.8 CVSS V3 High 8.8
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.
Overview
  • CVE ID
  • CVE-2021-46398
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-02-04T16:15:07
  • Last Modified Date
  • 2022-03-04T16:39:39
Weakness Enumerations
CWE URL
CWE-352 http://cwe.mitre.org/data/definitions/352.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:filebrowser:filebrowser:*:*:*:*:*:*:*:* 1 OR 2.18.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://febin0x4e4a.blogspot.com/2022/01/critical-csrf-in-filebrowser.html 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
https://febin0x4e4a.wordpress.com/2022/01/19/critical-csrf-in-filebrowser/ Exploit Third Party Advisory
http://packetstormsecurity.com/files/165885/FileBrowser-2.17.2-Code-Execution-Cross-Site-Request-Forgery.html Exploit Third Party Advisory VDB Entry
https://febinj.medium.com/critical-csrf-to-rce-in-filebrowser-865a3c34b8e7 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-46398
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46398
History
Created Old Value New Value Data Type Notes
2022-05-10 15:47:23 Added to TrackCVE
2022-12-06 08:32:55 2022-02-04T16:15Z 2022-02-04T16:15:07 CVE Published Date updated
2022-12-06 08:32:55 2022-03-04T16:39:39 CVE Modified Date updated
2022-12-06 08:32:55 Analyzed Vulnerability Status updated