CVE-2023-49494 Scanner

DedeCMS is a widely used content management system utilized by many organizations for managing website content. It is preferred for its flexibility and ease of use, making it a popular choice among developers and administrators. Companies use DedeCMS to design and maintain interactive web pages efficiently. The platform supports feature-rich applications and dynamic content tailored to businesses' and developers' needs. Users benefit from its comprehensive functionality, ease of customization, and a vibrant community backing its continuous improvement. Ensuring its secure implementation is crucial due to its widespread adoption and functionality.

The scanner detects a cross-site scripting (XSS) vulnerability within DedeCMS. XSS is a prevalent vulnerability that allows attackers to inject malicious scripts into web pages viewed by users. In this instance, the vulnerability exists in a specific PHP component, making it susceptible to unauthorized script execution. This flaw can be exploited to execute arbitrary scripts in users' browsers, leading to data theft or unauthorized functionalities. Understanding and mitigating such vulnerabilities are vital for protecting users and maintaining application integrity. Administrators are encouraged to address XSS exposures by patching and monitoring web applications continuously.

Technical details of this vulnerability indicate that the issue resides in the select_media_post_wangEditor.php component of DedeCMS. An improperly sanitized input allows attackers to inject scripts that are executed when elements gain focus in the browser. The problematic endpoint and parameter need careful validation to mitigate exploitation. It's crucial to sanitize and encode user inputs effectively to prevent XSS occurrences. This scanner simulates malicious input to uncover whether the PHP component inadequately handles the input. By understanding these complexities, effective measures can be taken to restore the security of the system.

Exploitation of this XSS vulnerability can lead to severe consequences for affected sites and their users. Possible effects include unauthorized access to accounts, theft of cookies or session tokens, and impersonation of users. Attackers could craft scenarios where unsuspecting users are tricked into executing malicious scripts, thereby compromising data integrity. Such actions may have longer-term ramifications, including the erosion of user trust and legal implications if user information is mishandled. Therefore, timely identification and remediation are essential to safeguarding DedeCMS sites against potential abuses.

REFERENCES

• https://github.com/Hebing123/cve/issues/3
• https://nvd.nist.gov/vuln/detail/CVE-2023-49494