CVE-2018-17835 : What You Need to Know
Learn about CVE-2018-17835 affecting GetSimple CMS 3.3.15, allowing stored XSS attacks. Find mitigation steps and prevention strategies to secure your system.
A vulnerability has been identified in GetSimple CMS 3.3.15 that allows for stored XSS attacks through manipulation of the Custom Permalink Structure parameter.
Understanding CVE-2018-17835
This CVE involves a security issue in GetSimple CMS 3.3.15 that enables an admin to inject stored XSS payloads into pages created via a specific URI.
What is CVE-2018-17835?
The vulnerability in GetSimple CMS 3.3.15 permits an attacker to execute stored XSS attacks by altering the Custom Permalink Structure parameter in the admin/settings.php page.
The Impact of CVE-2018-17835
By exploiting this vulnerability, an attacker can inject malicious scripts into pages created through the admin/pages.php URI, potentially leading to unauthorized access or data theft.
Technical Details of CVE-2018-17835
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The flaw in GetSimple CMS 3.3.15 allows an admin to insert stored XSS via the Custom Permalink Structure parameter, enabling the injection of XSS payloads into pages created at the admin/pages.php URI.
Affected Systems and Versions
- Product: GetSimple CMS 3.3.15
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability is exploited by manipulating the Custom Permalink Structure parameter in the admin/settings.php page, providing an avenue for injecting malicious scripts into pages created through the admin/pages.php URI.
Mitigation and Prevention
Protecting systems from CVE-2018-17835 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Update GetSimple CMS to the latest version to patch the vulnerability.
- Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.
Long-Term Security Practices
- Regularly monitor and audit the CMS for any suspicious activities.
- Educate administrators on secure coding practices and the risks associated with XSS vulnerabilities.
Patching and Updates
- Stay informed about security updates and patches released by GetSimple CMS.
- Apply patches promptly to ensure the system is protected against known vulnerabilities.