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CVE-2018-20165 : What You Need to Know

Learn about CVE-2018-20165, a cross-site scripting vulnerability in OpenText Portal 7.4.4 allowing remote attackers to inject harmful web scripts. Find mitigation steps and preventive measures here.

An instance of cross-site scripting (XSS) vulnerability has been found in OpenText Portal 7.4.4, allowing remote attackers to inject harmful web script or HTML code using the vgnextoid parameter.

Understanding CVE-2018-20165

This CVE involves a cross-site scripting vulnerability in OpenText Portal 7.4.4, posing a risk of injecting malicious web scripts.

What is CVE-2018-20165?

This CVE identifies a security flaw in OpenText Portal 7.4.4 that permits attackers to insert potentially harmful web script or HTML code through the vgnextoid parameter in a menuitem URI.

The Impact of CVE-2018-20165

The vulnerability enables remote attackers to execute cross-site scripting attacks, potentially leading to unauthorized access, data theft, and other malicious activities.

Technical Details of CVE-2018-20165

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability in OpenText Portal 7.4.4 allows remote attackers to inject arbitrary web script or HTML via the vgnextoid parameter in a menuitem URI.

Affected Systems and Versions

        Product: OpenText Portal 7.4.4
        Vendor: OpenText
        Version: Not applicable

Exploitation Mechanism

Attackers exploit the vgnextoid parameter in a menuitem URI to inject malicious web script or HTML code.

Mitigation and Prevention

Protective measures to address the CVE.

Immediate Steps to Take

        Apply security patches provided by OpenText promptly.
        Implement input validation to sanitize user inputs and prevent XSS attacks.
        Monitor and filter user-generated content to detect and block malicious scripts.

Long-Term Security Practices

        Conduct regular security assessments and penetration testing to identify vulnerabilities.
        Educate developers and users on secure coding practices and the risks of XSS attacks.

Patching and Updates

        Stay informed about security updates and patches released by OpenText for OpenText Portal 7.4.4.

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