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CVE-2019-7004 : Exploit Details and Defense Strategies

Learn about CVE-2019-7004, a Cross-Site Scripting (XSS) vulnerability in Avaya's IP Office Application Server. Understand the impact, affected versions, and mitigation steps.

A Cross-Site Scripting (XSS) vulnerability in the WebUI component of Avaya's IP Office Application Server could lead to unauthorized code execution and potential exposure of sensitive data. This CVE affects all product versions 11.x.

Understanding CVE-2019-7004

This CVE involves a Cross-Site Scripting (XSS) vulnerability in Avaya's IP Office Application Server.

What is CVE-2019-7004?

The WebUI component of IP Office Application Server contains a Cross-Site Scripting (XSS) vulnerability that could allow attackers to execute unauthorized code and potentially access sensitive information.

The Impact of CVE-2019-7004

        CVSS Base Score: 6.4 (Medium Severity)
        Attack Vector: Network
        Attack Complexity: High
        Privileges Required: Low
        User Interaction: Required
        Confidentiality Impact: High
        Integrity Impact: High
        This vulnerability does not impact availability.

Technical Details of CVE-2019-7004

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability is due to improper neutralization of input during web page generation, leading to Cross-Site Scripting (XSS) attacks.

Affected Systems and Versions

        Affected Product: IP Office Application Server by Avaya
        Vendor: Avaya
        Affected Versions: 11.x (<= 11.0 FP4 SP1)

Exploitation Mechanism

The vulnerability can be exploited through a network with low privileges required and user interaction.

Mitigation and Prevention

Protect your systems from CVE-2019-7004 with these steps:

Immediate Steps to Take

        Apply vendor-provided patches and updates promptly.
        Monitor Avaya's security advisories for any new information.

Long-Term Security Practices

        Regularly update and patch all software and applications.
        Conduct security assessments and penetration testing to identify vulnerabilities.
        Educate users on safe browsing habits and potential security risks.
        Implement network security measures to detect and prevent XSS attacks.
        Consider using web application firewalls to mitigate XSS vulnerabilities.

Patching and Updates

Ensure all Avaya IP Office Application Server installations are updated with the latest patches to mitigate the XSS vulnerability.

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