CVE-2021-24614 : Exploit Details and Defense Strategies
Discover CVE-2021-24614 impacting Book Appointment Online plugin. Learn about the Authenticated Stored Cross-Site Scripting (XSS) vulnerability, its impact, and mitigation steps.
A detailed article outlining CVE-2021-24614, a vulnerability found in the 'Book appointment online' WordPress plugin version less than 1.39, allowing for Cross-Site Scripting attacks.
Understanding CVE-2021-24614
This CVE discloses an Authenticated Stored Cross-Site Scripting (XSS) vulnerability in the 'Book appointment online' WordPress plugin version less than 1.39.
What is CVE-2021-24614?
The 'Book appointment online' WordPress plugin version less than 1.39 fails to sanitize or escape Service Prices before displaying them, making it susceptible to high privilege users executing XSS attacks.
The Impact of CVE-2021-24614
This vulnerability enables attackers with high privileges to carry out Cross-Site Scripting attacks, compromising the security and integrity of the affected WordPress installations.
Technical Details of CVE-2021-24614
This section explores the technical details of the CVE, including Vulnerability Description, Affected Systems and Versions, and Exploitation Mechanism.
Vulnerability Description
The vulnerability arises from the plugin's failure to properly filter Service Prices, allowing attackers to inject malicious scripts.
Affected Systems and Versions
The issue impacts 'Book appointment online' WordPress plugin versions less than 1.39, leaving them exposed to XSS attacks.
Exploitation Mechanism
By leveraging the unfiltered_html capability, high privilege users can inject harmful scripts through Service Prices, leading to XSS exploitation.
Mitigation and Prevention
Learn how to protect your system against CVE-2021-24614, covering Immediate Steps to Take, Long-Term Security Practices, and Patching and Updates.
Immediate Steps to Take
Users should update the 'Book appointment online' plugin to version 1.39 or higher to mitigate the XSS vulnerability.
Long-Term Security Practices
Employ robust input validation and output encoding practices to safeguard against XSS and other injection attacks.
Patching and Updates
Stay informed about security patches and updates released by the plugin developer to address vulnerabilities and enhance overall security.