CVE-2019-7438 : Security Advisory and Response

A Cross-Site Scripting (XSS) and HTML injection vulnerability affecting JioFi 4G M2S 1.0.2 devices.

Understanding CVE-2019-7438

This CVE involves a security issue in the mask POST parameter of cgi-bin/qcmap_web_cgi in JioFi 4G M2S 1.0.2 devices.

What is CVE-2019-7438?

The vulnerability allows for XSS and HTML injection attacks on the affected devices.

The Impact of CVE-2019-7438

The vulnerability can be exploited by attackers to inject malicious scripts or content into web pages viewed by users of the JioFi 4G M2S 1.0.2 devices.

Technical Details of CVE-2019-7438

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The XSS and HTML injection vulnerability can be found in the mask POST parameter of cgi-bin/qcmap_web_cgi in JioFi 4G M2S 1.0.2 devices.

Affected Systems and Versions

Product: JioFi 4G M2S 1.0.2
Vendor: JioFi
Version: 1.0.2

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts or HTML code into the mask POST parameter of the affected devices.

Mitigation and Prevention

Protecting systems from CVE-2019-7438 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor network traffic for any suspicious activities.
Implement web application firewalls to filter and block malicious traffic.

Long-Term Security Practices

Regularly update and patch all software and firmware on the devices.
Conduct security assessments and penetration testing to identify and address vulnerabilities.
Educate users about safe browsing practices and the risks of XSS attacks.

Patching and Updates

Ensure that the JioFi 4G M2S 1.0.2 devices are updated with the latest security patches to mitigate the XSS and HTML injection vulnerability.