CVE-2021-40964 Information

Description

A Path Traversal vulnerability exists in TinyFileManager all version up to and including 2.4.6 that allows attackers to upload a file (with Admin credentials or with the CSRF vulnerability) with the ullpath\ parameter containing path traversal strings (../ and ..) in order to escape the server’s intended working directory and write malicious files onto any directory on the computer.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Reference

https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528 https://github.com/prasathmani/tinyfilemanager http://packetstormsecurity.com/files/166330/Tiny-File-Manager-2.4.6-Shell-Upload.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5