CVE-2020-21517 : Vulnerability Insights and Analysis

A Cross Site Scripting (XSS) vulnerability in MetInfo 7.0.0 via the gourl parameter in login.php.

Understanding CVE-2020-21517

This CVE involves a security issue in MetInfo 7.0.0 that allows for Cross Site Scripting (XSS) attacks through the gourl parameter in the login.php file.

What is CVE-2020-21517?

CVE-2020-21517 is a vulnerability that enables attackers to inject malicious scripts into web pages viewed by other users.

The Impact of CVE-2020-21517

The vulnerability could lead to unauthorized access to sensitive data, session hijacking, defacement of websites, and potential malware distribution.

Technical Details of CVE-2020-21517

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The XSS vulnerability in MetInfo 7.0.0 allows attackers to execute arbitrary scripts in the context of a user's browser.

Affected Systems and Versions

Affected Product: MetInfo 7.0.0
Vendor: Not applicable
Affected Version: Not applicable

Exploitation Mechanism

Attackers exploit the gourl parameter in the login.php file to inject and execute malicious scripts on the target system.

Mitigation and Prevention

Protecting systems from CVE-2020-21517 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable the gourl parameter in the login.php file to prevent XSS attacks.
Regularly monitor and sanitize user inputs to mitigate the risk of script injections.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS vulnerabilities.
Educate developers and users about secure coding practices and the risks of XSS attacks.

Patching and Updates

Apply patches or updates provided by MetInfo to address the XSS vulnerability in version 7.0.0.