CVE-2020-23376 Explained : Impact and Mitigation
Discover the impact of CVE-2020-23376 affecting NoneCMS v1.3. Learn about the CSRF vulnerability in public/index.php/admin/nav/add.html leading to a stored XSS attack. Find mitigation steps and long-term security practices.
NoneCMS v1.3 has a CSRF vulnerability in public/index.php/admin/nav/add.html, allowing for a stored XSS attack.
Understanding CVE-2020-23376
NoneCMS v1.3 is susceptible to a Cross-Site Request Forgery (CSRF) vulnerability that can be exploited to execute a stored XSS attack.
What is CVE-2020-23376?
The vulnerability in NoneCMS v1.3 enables attackers to inject arbitrary web scripts or HTML via the name parameter when adding a navigation column, leading to a stored XSS attack.
The Impact of CVE-2020-23376
This vulnerability could allow malicious actors to execute arbitrary scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2020-23376
NoneCMS v1.3's CSRF vulnerability in public/index.php/admin/nav/add.html exposes systems to the risk of stored XSS attacks.
Vulnerability Description
The flaw in NoneCMS v1.3 allows attackers to insert malicious scripts or HTML code through the name parameter, facilitating the execution of stored XSS attacks.
Affected Systems and Versions
- Product: NoneCMS v1.3
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the name parameter when adding a navigation column in NoneCMS v1.3, enabling the injection of malicious web scripts or HTML.
Mitigation and Prevention
To address CVE-2020-23376, immediate steps and long-term security practices are crucial.
Immediate Steps to Take
- Disable the affected functionality if not essential for operations.
- Implement input validation to sanitize user inputs and prevent script injection.
- Regularly monitor and audit web application logs for suspicious activities.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities.
- Stay informed about security updates and patches for the CMS and associated components.
Patching and Updates
- Apply patches or updates provided by the CMS vendor to fix the CSRF vulnerability and enhance overall security.