CVE-2017-7388 : Security Advisory and Response

A Cross-Site Scripting (XSS) vulnerability was discovered in version 1.4.1 of 'wallacepos', allowing attackers to execute malicious code in a web browser.

Understanding CVE-2017-7388

What is CVE-2017-7388?

The vulnerability stems from inadequate filtering of user-provided data (token) passed to a specific URL in 'wallacepos'. This flaw enables attackers to inject and execute HTML and script code on the vulnerable website.

The Impact of CVE-2017-7388

Exploiting this vulnerability can lead to unauthorized execution of malicious code within the context of the affected website, potentially compromising user data and system integrity.

Technical Details of CVE-2017-7388

Vulnerability Description

The XSS issue in 'wallacepos v1.4.1' arises from the lack of proper filtration of user-supplied data, allowing attackers to perform code injection attacks.

Affected Systems and Versions

Product: 'wallacepos'
Version: 1.4.1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious code through the 'wallacepos-master/myaccount/resetpassword.php' URL, gaining the ability to execute arbitrary HTML and script code.

Mitigation and Prevention

Immediate Steps to Take

Update 'wallacepos' to a patched version that addresses the XSS vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly scan and audit web applications for vulnerabilities.
Educate developers on secure coding practices to mitigate XSS risks.

Patching and Updates

Apply security patches and updates promptly to ensure the protection of web applications against known vulnerabilities.