CVE-2023-3757 : Vulnerability Insights and Analysis

This CVE pertains to a cross-site scripting vulnerability found in GZ Scripts Car Rental Script version 1.8, impacting the application's security. An unknown function in the file "/EventBookingCalendar/load.php?controller=GzFront/action=checkout/cid=1/layout=calendar/show_header=T/local=3" can be manipulated through specific parameters, leading to a cross-site scripting attack. The vulnerability has been classified as problematic with a low base severity score.

Understanding CVE-2023-3757

This section will delve into the specifics of CVE-2023-3757, including its description, impact, technical details, and mitigation strategies.

What is CVE-2023-3757?

The CVE-2023-3757 vulnerability involves a cross-site scripting flaw present in GZ Scripts Car Rental Script version 1.8. By exploiting an unknown function within the mentioned file, an attacker can manipulate certain parameters to execute a cross-site scripting attack. This vulnerability allows the injection of malicious scripts into web pages viewed by other users.

The Impact of CVE-2023-3757

The impact of CVE-2023-3757 is significant as it exposes users of the Car Rental Script to potential cross-site scripting attacks. Attackers can inject malicious scripts into the web application, leading to various consequences such as stealing sensitive information, session hijacking, defacement, and more.

Technical Details of CVE-2023-3757

In this section, we will explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in GZ Scripts Car Rental Script version 1.8 arises due to inadequate input validation in the "/EventBookingCalendar/load.php" file. By tampering with specific parameters related to user details, an attacker can inject malicious scripts, leading to cross-site scripting attacks.

Affected Systems and Versions

The affected system is GZ Scripts Car Rental Script version 1.8. Users utilizing this specific version are at risk of exploitation if proper remediation measures are not implemented promptly.

Exploitation Mechanism

To exploit CVE-2023-3757, attackers manipulate the arguments related to user information (first_name, second_name, phone, address_1, country) within the "/EventBookingCalendar/load.php" file. By inserting malicious data, they can trigger cross-site scripting vulnerabilities remotely.

Mitigation and Prevention

Mitigating CVE-2023-3757 requires immediate action to secure the affected systems and prevent potential exploitation in the future.

Immediate Steps to Take

Update the GZ Scripts Car Rental Script to a patched version that addresses the cross-site scripting vulnerability.
Implement input validation and sanitization techniques to prevent malicious input from being executed as scripts.
Regularly monitor and audit web applications for security vulnerabilities to detect and mitigate issues promptly.

Long-Term Security Practices

Educate developers and administrators about secure coding practices to prevent common vulnerabilities like cross-site scripting.
Conduct regular security assessments and penetration testing to identify and remediate security weaknesses proactively.
Stay informed about security advisories and updates from software vendors to apply patches in a timely manner.

Patching and Updates

Ensure that all software and applications, including GZ Scripts Car Rental Script, are kept up to date with the latest security patches. Regularly check for new releases and security advisories to stay protected against potential threats.

By following these mitigation and prevention measures, organizations can enhance the security of their systems and reduce the risk of falling victim to cross-site scripting attacks like CVE-2023-3757.