CVE-2017-18048

HIGH

Monstra - Unrestricted File Upload

Title source: rule

Description

Monstra CMS 3.0.4 allows users to upload arbitrary files, which leads to remote command execution on the server, for example because .php (lowercase) is blocked but .PHP (uppercase) is not.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Ishaq Mohammed · textwebappsphp
https://www.exploit-db.com/exploits/43348
metasploit WORKING POC EXCELLENT
by Ishaq Mohammed <[email protected]>, Touhid M.Shaikh <[email protected]> · rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/monstra_fileupload_exec.rb

Scores

CVSS v3 8.8
EPSS 0.7701
EPSS Percentile 99.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
monstra/monstra 3.0.4
Published Jan 23, 2018
Tracked Since Feb 18, 2026