CVE-2020-18455 : What You Need to Know

A Cross Site Scripting (XSS) vulnerability exists in bycms v3.0.4 via the title parameter in the edit function in Document.php.

Understanding CVE-2020-18455

This CVE-2020-18455 vulnerability pertains to a specific XSS issue in the bycms v3.0.4 software.

What is CVE-2020-18455?

The vulnerability allows attackers to execute malicious scripts in a victim's browser, potentially leading to unauthorized access or data theft.

The Impact of CVE-2020-18455

Exploitation of this vulnerability could result in unauthorized access to sensitive information, data manipulation, and potential compromise of the affected system.

Technical Details of CVE-2020-18455

This section provides more technical insights into the CVE-2020-18455 vulnerability.

Vulnerability Description

The XSS vulnerability in bycms v3.0.4 occurs through the title parameter in the edit function in Document.php, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

Affected Version: bycms v3.0.4
Other versions may also be susceptible if they use the same vulnerable code.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the title parameter during the edit function in Document.php, leading to XSS attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-18455 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the affected edit function or sanitize user inputs to prevent script injection.
Regularly monitor and audit for any suspicious activities on the system.

Long-Term Security Practices

Implement secure coding practices to prevent XSS vulnerabilities in software development.
Educate users and developers on the risks of XSS attacks and how to mitigate them.

Patching and Updates

Apply patches or updates provided by the software vendor to address the XSS vulnerability in bycms v3.0.4.