CVE-2017-6535 : What You Need to Know

Webpagetest version 3.0 has multiple Cross-Site Scripting (XSS) vulnerabilities due to inadequate filtering of user-supplied data. An attacker could execute arbitrary code within the compromised website.

Understanding CVE-2017-6535

Webpagetest 3.0 is susceptible to Cross-Site Scripting (XSS) attacks, allowing attackers to run malicious code on a victim's browser.

What is CVE-2017-6535?

Multiple instances of Cross-Site Scripting (XSS) vulnerabilities were discovered in Webpagetest version 3.0. These vulnerabilities stem from the lack of proper filtration of user-provided data passed to a specific URL.

The Impact of CVE-2017-6535

The vulnerabilities could enable an attacker to execute arbitrary HTML and script code on a victim's browser within the context of the compromised website.

Technical Details of CVE-2017-6535

Webpagetest version 3.0 is affected by Cross-Site Scripting (XSS) vulnerabilities due to improper data filtering.

Vulnerability Description

Insufficient filtration of user-supplied data (such as benchmark and URL) passed to a specific URL in Webpagetest 3.0 leads to Cross-Site Scripting (XSS) vulnerabilities.

Affected Systems and Versions

Product: Webpagetest version 3.0
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers exploit the lack of proper data filtering to inject and execute arbitrary HTML and script code on a victim's browser.

Mitigation and Prevention

To address CVE-2017-6535, follow these steps:

Immediate Steps to Take

Implement input validation and proper data filtering mechanisms.
Regularly update Webpagetest to the latest secure version.

Long-Term Security Practices

Conduct regular security audits and penetration testing.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply patches and updates provided by Webpagetest to fix the XSS vulnerabilities.