CVE-2017-11405 : What You Need to Know
Learn about CVE-2017-11405, a vulnerability in CMS Made Simple (CMSMS) 2.2.2 allowing remote authenticated administrators to upload malicious .php files. Find mitigation steps and preventive measures.
Administrators who are authenticated remotely can utilize a CMSContentManager feature to upload a .php file in CMS Made Simple (CMSMS) version 2.2.2. This upload is done through the admin/moduleinterface.php page, followed by a FilePicker action on the same page. During this process, the type=image parameter is modified to type=file.
Understanding CVE-2017-11405
In CMS Made Simple (CMSMS) 2.2.2, remote authenticated administrators can upload a .php file via a CMSContentManager action to admin/moduleinterface.php, followed by a FilePicker action to admin/moduleinterface.php in which type=image is changed to type=file.
What is CVE-2017-11405?
This CVE refers to a vulnerability in CMS Made Simple (CMSMS) version 2.2.2 that allows remote authenticated administrators to upload a .php file using specific actions within the CMS.
The Impact of CVE-2017-11405
The vulnerability can be exploited by authenticated remote attackers to upload malicious .php files, potentially leading to unauthorized access, data manipulation, or other malicious activities on the affected system.
Technical Details of CVE-2017-11405
Vulnerability Description
Administrators authenticated remotely can exploit a feature in CMS Made Simple (CMSMS) version 2.2.2 to upload a .php file through specific actions, potentially leading to unauthorized access.
Affected Systems and Versions
- Product: CMS Made Simple (CMSMS)
- Version: 2.2.2
Exploitation Mechanism
The vulnerability occurs when remote authenticated administrators perform specific actions within the CMS, allowing them to upload malicious .php files.
Mitigation and Prevention
Immediate Steps to Take
- Disable remote access for administrators where possible
- Monitor file uploads for suspicious file types
- Implement strong authentication mechanisms
Long-Term Security Practices
- Regularly update CMS software to the latest version
- Conduct security training for administrators on safe practices
Patching and Updates
Apply patches and updates provided by CMS Made Simple (CMSMS) to address this vulnerability.