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CVE-2020-5747 : Vulnerability Insights and Analysis

Learn about CVE-2020-5747 affecting TCExam 14.2.2. Discover the impact, technical details, affected systems, exploitation method, and mitigation steps to secure your systems.

TCExam 14.2.2 is affected by an authenticated stored cross-site scripting (XSS) vulnerability due to insufficient output sanitization. An attacker can exploit this issue to conduct persistent XSS attacks by creating a specially crafted test.

Understanding CVE-2020-5747

This CVE involves a security vulnerability in TCExam 14.2.2 that allows authenticated attackers to execute persistent XSS attacks.

What is CVE-2020-5747?

The vulnerability in TCExam 14.2.2 enables remote authenticated attackers to perform persistent cross-site scripting (XSS) attacks by manipulating test content.

The Impact of CVE-2020-5747

The presence of this vulnerability can lead to unauthorized access to sensitive data, manipulation of content, and potential security breaches within the affected system.

Technical Details of CVE-2020-5747

This section provides technical insights into the vulnerability.

Vulnerability Description

Insufficient output sanitization in TCExam 14.2.2 allows a remote, authenticated attacker to conduct persistent cross-site scripting (XSS) attacks by creating a crafted test.

Affected Systems and Versions

        Product: TCExam
        Version: 14.2.2

Exploitation Mechanism

The vulnerability can be exploited by an authenticated attacker through the creation of a specially crafted test within TCExam.

Mitigation and Prevention

Protecting systems from CVE-2020-5747 requires immediate actions and long-term security practices.

Immediate Steps to Take

        Apply security patches provided by the vendor promptly.
        Monitor and restrict user input to prevent malicious scripts.
        Educate users on safe practices to mitigate XSS risks.

Long-Term Security Practices

        Implement secure coding practices to sanitize user inputs effectively.
        Regularly update and patch software to address known vulnerabilities.
        Conduct security assessments and penetration testing to identify and remediate XSS vulnerabilities.

Patching and Updates

Ensure that TCExam is updated to a secure version that addresses the XSS vulnerability to prevent exploitation.

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