CVE-2018-9921 Explained : Impact and Mitigation
Learn about CVE-2018-9921, a Directory Traversal vulnerability in CMS Made Simple 2.2.7 that allows unauthorized access to files outside the installation directory. Find mitigation steps and preventive measures.
A vulnerability has been detected in CMS Made Simple 2.2.7, allowing for Directory Traversal, potentially exposing sensitive information.
Understanding CVE-2018-9921
This CVE identifies a security flaw in CMS Made Simple 2.2.7 that enables attackers to access files and directories outside the website's installation directory.
What is CVE-2018-9921?
The vulnerability in CMS Made Simple 2.2.7 allows attackers to identify files and directories outside the website's installation directory and check if a file contains specific data.
The Impact of CVE-2018-9921
Exploiting this vulnerability can lead to unauthorized access to sensitive files and data, compromising the security and integrity of the website.
Technical Details of CVE-2018-9921
Vulnerability Description
The flaw in CMS Made Simple 2.2.7 enables attackers to perform Directory Traversal, potentially revealing sensitive information.
Affected Systems and Versions
- Product: CMS Made Simple 2.2.7
- Vendor: N/A
- Versions: N/A
Exploitation Mechanism
Attackers exploit this vulnerability by sending a request to admin/checksum.php?__c=, allowing them to access files and directories outside the website's installation directory.
Mitigation and Prevention
Immediate Steps to Take
- Update CMS Made Simple to the latest version to patch the vulnerability.
- Implement access controls to restrict unauthorized directory access.
- Monitor and log file access to detect suspicious activities.
Long-Term Security Practices
- Regularly audit and review file permissions and directory structures.
- Conduct security assessments to identify and address potential vulnerabilities.
Patching and Updates
Apply security patches and updates promptly to mitigate the risk of exploitation.