CVE-2018-10517 : Vulnerability Insights and Analysis
Discover the remote code execution vulnerability in CMS Made Simple (CMSMS) up to version 2.2.7. Learn about the impact, affected systems, exploitation method, and mitigation steps.
A vulnerability has been discovered in CMS Made Simple (CMSMS) up to version 2.2.7 that allows an admin user to execute remote code through the 'module import' operation in the admin dashboard. The vulnerability arises from the potential for an XML Package to contain PHP code encoded in base64 within a data element.
Understanding CVE-2018-10517
This CVE entry highlights a critical security issue in CMS Made Simple (CMSMS) versions up to 2.2.7.
What is CVE-2018-10517?
CVE-2018-10517 is a remote code execution vulnerability in CMS Made Simple (CMSMS) through version 2.2.7, specifically in the 'module import' operation within the admin dashboard. This flaw allows an admin user to execute malicious code due to base64-encoded PHP code within an XML Package.
The Impact of CVE-2018-10517
The exploitation of this vulnerability can lead to unauthorized remote code execution by an admin user, potentially compromising the security and integrity of the CMSMS system.
Technical Details of CVE-2018-10517
This section delves into the technical aspects of the CVE entry.
Vulnerability Description
The 'module import' operation in the CMSMS admin dashboard is susceptible to remote code execution, enabling an admin user to execute malicious code embedded in base64-encoded PHP within an XML Package.
Affected Systems and Versions
- Affected System: CMS Made Simple (CMSMS)
- Affected Versions: Up to 2.2.7
Exploitation Mechanism
The vulnerability can be exploited by an admin user leveraging the 'module import' feature to upload an XML Package containing base64-encoded PHP code, which can then be executed remotely.
Mitigation and Prevention
Protecting systems from CVE-2018-10517 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update CMS Made Simple (CMSMS) to version 2.2.8 or later to patch the vulnerability.
- Restrict admin access and permissions to minimize the risk of unauthorized code execution.
Long-Term Security Practices
- Regularly monitor and audit admin activities within the CMSMS system.
- Educate users on safe practices to prevent the uploading of malicious files.
Patching and Updates
Ensure timely installation of security patches and updates provided by CMS Made Simple to address known vulnerabilities.