CVE-2017-7248 : Security Advisory and Response

A Cross-Site Scripting (XSS) vulnerability was discovered in Gazelle before March 19, 2017. This flaw allowed attackers to execute arbitrary HTML and script code within the context of the compromised website.

Understanding CVE-2017-7248

This CVE entry details a security issue in Gazelle related to inadequate filtering of user-supplied data.

What is CVE-2017-7248?

The vulnerability in Gazelle stemmed from insufficient filtration of user-supplied data, specifically the 'type' parameter, used in the 'Gazelle-master/sections/better/transcode.php' URL. This flaw enabled attackers to inject and execute malicious code within the browser.

The Impact of CVE-2017-7248

Exploiting this vulnerability allowed attackers to run arbitrary HTML and script code within the browser, operating under the compromised website's context.

Technical Details of CVE-2017-7248

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in Gazelle was a Cross-Site Scripting (XSS) issue that existed before March 19, 2017. It was caused by inadequate filtration of user-supplied data passed to a specific URL.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions: n/a

Exploitation Mechanism

The vulnerability allowed attackers to exploit the 'type' parameter in the 'Gazelle-master/sections/better/transcode.php' URL to inject and execute arbitrary HTML and script code.

Mitigation and Prevention

Protecting systems from similar vulnerabilities is crucial for maintaining security.

Immediate Steps to Take

Implement input validation and proper data filtering mechanisms to prevent XSS attacks.
Regularly monitor and update security patches for the affected systems.

Long-Term Security Practices

Conduct regular security audits and penetration testing to identify and address vulnerabilities proactively.
Educate developers and users on secure coding practices and the risks associated with XSS vulnerabilities.

Patching and Updates

Apply security patches provided by the software vendor promptly to address known vulnerabilities and enhance system security.