MonoCMS Blog 1.0 – Arbitrary File Deletion (Authenticated)
# Exploit Title: MonoCMS Blog 1.0 - Arbitrary File Deletion (Authenticated) # Date: 2020-09-20 # Exploit Author: Shahrukh Iqbal Mirza (@shahrukhiqbal24) # Vendor Homepage: https://monocms.com/download # Software Link: https://monocms.com/download # Version: 1.0 # Tested On: Windows 10 (XAMPP) # CVE: N/A Proof of Concept: 1. In the upload images page, make a request to delete an already uploaded image. If no image present, upload an image and then make a request to delete that image. 2. Notice the Request URL <ip>/base_path_to_cms/uploads?delimg=../../../../../Temp/Copy.txt This deletes the file ‘copy.txt’ from C:\Temp 3. Use simple directory traversals to delete arbitrary files. Note: php files can be unlinked and not deleted. =========================================================================================================================== ########################################################################################################################### =========================================================================================================================== # Exploit Title: MonoCMS Blog - Account Takeover (CSRF) # Date: September 29th, 2020 # Exploit Author: Shahrukh Iqbal Mirza (@shahrukhiqbal24) # Vendor Homepage: https://monocms.com/download # Software Link: https://monocms.com/download # Version: 1.0 # Tested On: Windows 10 (XAMPP) # CVE: CVE-2020-25986 Proof of Concept: Login using a test user (attacker). Make a password change request, and enter a new password and then intercept the request (in BurpSuite). Generate a CSRF PoC. Save the HTML code in an html file. Login as another user (victim), open the CSRF-PoC html file, and click on submit request. Victim user’s password will be changed. =========================================================================================================================== ########################################################################################################################### =========================================================================================================================== # Exploit Title: MonoCMS Blog - Sensitive Information Disclosure (Hardcoded Credentials) # Date: September 29th, 2020 # Exploit Author: Shahrukh Iqbal Mirza (@shahrukhiqbal24) # Vendor Homepage: https://monocms.com/download # Software Link: https://monocms.com/download # Version: 1.0 # Tested On: Windows 10 (XAMPP) # CVE: CVE-2020-25987 Proof of Concept: Hard-coded admin and user hashes can be found in the “log.xml” file in the source-code files for MonoCMS Blog. Hash type is bcrypt and hashcat mode 3200 can be used to crack the hash. |