CVE-2023-36133 : Security Advisory and Response

PHPJabbers Availability Booking Calendar 5.0 is vulnerable to User Account Takeover through username/password change.

Understanding CVE-2023-36133

This article discusses the security vulnerability identified as CVE-2023-36133 in the PHPJabbers Availability Booking Calendar 5.0.

What is CVE-2023-36133?

CVE-2023-36133 refers to a vulnerability in the PHPJabbers Availability Booking Calendar 5.0 that allows an attacker to perform a User Account Takeover by changing the username and password.

The Impact of CVE-2023-36133

This vulnerability can be exploited by malicious actors to gain unauthorized access to user accounts, potentially leading to data theft or other malicious activities.

Technical Details of CVE-2023-36133

The technical details of CVE-2023-36133 include:

Vulnerability Description

The vulnerability in PHPJabbers Availability Booking Calendar 5.0 allows attackers to take over user accounts by manipulating the username and password settings.

Affected Systems and Versions

All versions of PHPJabbers Availability Booking Calendar 5.0 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by changing the username and password associated with an account, gaining unauthorized access.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-36133, consider the following steps:

Immediate Steps to Take

Update PHPJabbers Availability Booking Calendar to the latest version that contains a patch for this vulnerability.
Encourage users to use strong, unique passwords for their accounts.

Long-Term Security Practices

Regularly monitor user accounts for any unauthorized changes.
Conduct security audits and penetration testing on your web applications.

Patching and Updates

Stay informed about security updates released by PHPJabbers and promptly apply patches to address known vulnerabilities.