CVE-2023-3564 : Exploit Details and Defense Strategies

This CVE-2023-3564 relates to a cross-site scripting vulnerability found in the GZ Scripts GZ Multi Hotel Booking System version 1.8.

Understanding CVE-2023-3564

This vulnerability in the GZ Multi Hotel Booking System could allow attackers to execute cross-site scripting attacks remotely.

What is CVE-2023-3564?

The vulnerability found in GZ Multi Hotel Booking System version 1.8 involves an unknown function in the file /index.php. By manipulating the argument adults/children/cal_id, attackers can exploit a cross-site scripting vulnerability.

The Impact of CVE-2023-3564

The exploitation of this vulnerability could lead to the execution of arbitrary code, session hijacking, defacement of websites, or theft of sensitive information.

Technical Details of CVE-2023-3564

This vulnerability has been assigned a CVSS base score of 3.5, categorizing it as a low-severity issue. The CVSS vector for this vulnerability is: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

Vulnerability Description

The vulnerability in GZ Multi Hotel Booking System version 1.8 allows for the execution of cross-site scripting attacks by manipulating certain arguments in the index.php file.

Affected Systems and Versions

This vulnerability specifically affects GZ Multi Hotel Booking System version 1.8.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by manipulating the argument adults/children/cal_id.

Mitigation and Prevention

To address CVE-2023-3564, immediate action must be taken to mitigate risks and prevent exploitation.

Immediate Steps to Take

Users of GZ Multi Hotel Booking System version 1.8 should apply patches or updates provided by the vendor to fix the vulnerability.
Implement web application firewalls to filter and block malicious traffic aiming to exploit cross-site scripting vulnerabilities.

Long-Term Security Practices

Regularly monitor and audit web application logs for suspicious activities that may indicate an ongoing or attempted exploit of cross-site scripting vulnerabilities.
Conduct routine security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Vendors should release timely patches and updates to address vulnerabilities like CVE-2023-3564 and enhance the overall security posture of their products.