CVE-2018-10183 : Security Advisory and Response

BigTree 4.2.22 has a vulnerability involving cross-site scripting (XSS) in the file /core/inc/lib/less.php/test/index.php, due to the use of $_SERVER['REQUEST_URI'] echo.

Understanding CVE-2018-10183

This CVE involves a cross-site scripting vulnerability in BigTree 4.2.22.

What is CVE-2018-10183?

CVE-2018-10183 is a security vulnerability in BigTree 4.2.22 that allows for cross-site scripting (XSS) attacks through the dir parameter in the file=charsets action.

The Impact of CVE-2018-10183

This vulnerability could be exploited by attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2018-10183

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in BigTree 4.2.22 arises from the improper handling of user input in the dir parameter, leading to XSS attacks.

Affected Systems and Versions

Affected Version: BigTree 4.2.22
Other versions may also be affected if they use the same vulnerable code.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the dir parameter of the file=charsets action, leveraging the $_SERVER['REQUEST_URI'] echo.

Mitigation and Prevention

Protecting systems from CVE-2018-10183 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement input validation to sanitize user inputs and prevent XSS attacks.

Long-Term Security Practices

Conduct regular security audits and code reviews to identify and address vulnerabilities.
Educate developers on secure coding practices to prevent similar issues in the future.

Patching and Updates

Stay informed about security updates and patches released by BigTree CMS.
Regularly update the CMS to the latest secure version to mitigate known vulnerabilities.