CVE-2017-6491 Explained : Impact and Mitigation

EPESI 1.8.1.1 has multiple instances of Cross-Site Scripting (XSS) vulnerabilities due to inadequate filtering of user-supplied data. Attackers can inject malicious HTML and script code, potentially compromising the website's security.

Understanding CVE-2017-6491

EPESI 1.8.1.1 is susceptible to Cross-Site Scripting (XSS) attacks, allowing threat actors to execute arbitrary code within the context of the vulnerable website.

What is CVE-2017-6491?

Cross-Site Scripting (XSS) vulnerabilities in EPESI 1.8.1.1 stem from unfiltered user-provided data passed to specific URLs, enabling attackers to insert malicious code.

The Impact of CVE-2017-6491

The XSS flaws in EPESI 1.8.1.1 can lead to unauthorized execution of scripts, potentially compromising user data, session tokens, and website integrity.

Technical Details of CVE-2017-6491

EPESI 1.8.1.1's security issues are detailed below:

Vulnerability Description

EPESI 1.8.1.1 is prone to multiple Cross-Site Scripting (XSS) vulnerabilities.
The security flaws arise from inadequate filtration of user-supplied data.

Affected Systems and Versions

Product: EPESI 1.8.1.1
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers exploit unfiltered user input (tooltip_id, callback, args, cid) in EPESI-master/modules/Utils/Tooltip/req.php URL to inject malicious HTML and script code.

Mitigation and Prevention

Protect your systems from CVE-2017-6491 with the following measures:

Immediate Steps to Take

Implement input validation and output encoding to mitigate XSS vulnerabilities.
Regularly monitor and update security patches for EPESI to address known issues.

Long-Term Security Practices

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

Patching and Updates

Stay informed about security updates and patches released by EPESI to address XSS vulnerabilities.