Office Suite Premium Cross-Site Scripting Scanner

Office Suite Premium is a versatile software used predominantly by business professionals, teachers, and students for creating and managing documents, spreadsheets, and presentations. It is designed to provide a comprehensive suite of applications for office tasks and facilitates collaboration through its sharing and cloud integration features. Utilized globally by organizations for its user-friendly interface and robust functionality, it aids in both everyday tasks and complex data analysis. With versions available across multiple platforms, it offers compatibility with various operating systems. Users often rely on it for enhancing productivity and streamlining workflows in diverse environments. With a strong market presence, Office Suite Premium is regarded as a reliable tool for office productivity.

The Cross-Site Scripting (XSS) vulnerability affects web applications by allowing attackers to inject malicious scripts into webpages viewed by other users. This exploitation occurs typically when user-supplied input is executed within the browser without proper validation. XSS can result in unauthorized actions being performed on behalf of legitimate users without their consent or knowledge. It is often employed to steal session cookies, manipulate web content, or distribute malicious payloads. Malicious actors might use this to capture sensitive information such as login credentials. As such, XSS attacks pose a significant threat to the integrity and confidentiality of web applications.

Technical details about this vulnerability highlight that the Office Suite Premium version below 10.9.1.42602 is susceptible through a specific endpoint '/api?path=files&id'. The vulnerable parameter, 'id,' fails to sanitize input properly, allowing malicious scripts to be injected. An attacker could exploit this by sending a crafted URL containing a script payload to an unsuspecting user. Upon access, the script is executed within the user's browser context, leading to potential data leakage or user impersonation. For instance, the payload '<img src=a onerror=alert(document.domain)>' exploits the inappropriate input validation. The endpoint improperly processes HTML content, rendering the platform vulnerable to XSS attacks.

If successfully exploited, the XSS vulnerability in Office Suite Premium could lead to severe impacts on users and organizations. Potential effects include data theft, where attackers might gain access to sensitive information or credentials. Users could experience defacement or unauthorized modification of web content, leading to reputational damage for the site owners. Various unauthorized actions on behalf of the logged-in users could occur, resulting in financial loss or data corruption. Attackers might also distribute malware or phishing attacks masquerading as legitimate content. Overall, this vulnerability compromises the security and trustworthiness of the web application, requiring prompt remediation.

REFERENCES

• https://www.exploitalert.com/view-details.html?id=39632