CVE-2020-12103 Information

Description

In Tiny File Manager 2.4.1 there is a vulnerability in the ajax file backup copy functionality which allows authenticated users to create backup copies of files (with .bak extension) outside the scope in the same directory in which they are stored.

CVSS Vector

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

Reference

https://github.com/prasathmani/tinyfilemanager/commit/a0c595a8e11e55a43eeaa68e1a3ce76365f29d06 https://github.com/prasathmani/tinyfilemanager/issues/357 https://www.quantumleap.it/news/advisory/ https://www.quantumleap.it/tiny-file-manager-path-traversal-recursive-directory-listing-and-absolute-path-file-backup-copy/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.7