Path traversal in Tiny File Manager - CVE-2021-45010
Published: March 17, 2022 / Updated: March 13, 2023
Vulnerability identifier: #VU61442
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2021-45010
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Prasath Mani
Affected software:
Tiny File Manager
Tiny File Manager
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the file upload functionality in tinyfilemanager.php. A remote user can send a specially crafted HTTP request and upload arbitrary files on the system.
How to mitigate CVE-2021-45010
Install update from vendor's website.
Sources
- https://github.com/prasathmani/tinyfilemanager/commit/2046bbde72ed76af0cfdcae082de629bcc4b44c7
- https://github.com/prasathmani/tinyfilemanager/pull/636
- https://raw.githubusercontent.com/febinrev/tinyfilemanager-2.4.6-exploit/main/exploit.sh
- https://github.com/prasathmani/tinyfilemanager/pull/636/files/a93fc321a3c89fdb9bee860bf6df5d89083298d1
- https://sploitus.com/exploit?id=1337DAY-ID-37364&utm_source=rss&utm_medium=rss
- https://github.com/febinrev/tinyfilemanager-2.4.3-exploit/raw/main/exploit.sh
- https://febin0x4e4a.wordpress.com/2022/01/23/tiny-file-manager-authenticated-rce/
- http://packetstormsecurity.com/files/166330/Tiny-File-Manager-2.4.6-Shell-Upload.html