CVE-2020-19157 : Vulnerability Insights and Analysis
Learn about CVE-2020-19157, a Cross Site Scripting vulnerability in Wenku CMS v3.4 allowing remote code execution. Find mitigation steps and best practices for long-term security.
Wenku CMS v3.4 is vulnerable to Cross Site Scripting (CSS) allowing remote attackers to execute arbitrary code via the 'Intro' parameter.
Understanding CVE-2020-19157
What is CVE-2020-19157?
This CVE identifies a Cross Site Scripting vulnerability in Wenku CMS v3.4 that enables attackers to run malicious code through a specific parameter.
The Impact of CVE-2020-19157
This vulnerability can be exploited remotely, potentially leading to unauthorized code execution on the affected system.
Technical Details of CVE-2020-19157
Vulnerability Description
The issue arises from improper input validation in the 'Intro' parameter of the '/index.php?m=ucenter&a=index' component.
Affected Systems and Versions
- Product: Wenku CMS v3.4
- Vendor: Not specified
- Version: Not specified
Exploitation Mechanism
Attackers can inject malicious code through the 'Intro' parameter, taking advantage of the lack of proper input sanitization.
Mitigation and Prevention
Immediate Steps to Take
- Implement input validation and sanitization mechanisms to filter out malicious code inputs.
- Regularly monitor and update security patches for the CMS.
Long-Term Security Practices
- Conduct regular security audits and penetration testing to identify and address vulnerabilities.
- Educate developers and administrators on secure coding practices to prevent XSS attacks.
Patching and Updates
Apply security patches provided by the CMS vendor to fix the XSS vulnerability.