CVE-2020-5746 Explained : Impact and Mitigation

This CVE-2020-5746 article provides insights into a vulnerability in TCExam 14.2.2 that allows for persistent cross-site scripting attacks.

Understanding CVE-2020-5746

This CVE involves insufficient output sanitization in TCExam 14.2.2, enabling authenticated attackers to execute persistent cross-site scripting attacks.

What is CVE-2020-5746?

The vulnerability in TCExam 14.2.2 permits remote, authenticated attackers to conduct persistent cross-site scripting (XSS) attacks by creating a specially crafted test.

The Impact of CVE-2020-5746

The vulnerability poses a risk of persistent XSS attacks, potentially leading to unauthorized access, data theft, and manipulation of content on the affected system.

Technical Details of CVE-2020-5746

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw in TCExam 14.2.2 arises from inadequate output sanitization, enabling authenticated attackers to execute persistent XSS attacks.

Affected Systems and Versions

Affected Product: TCExam
Affected Version: 14.2.2

Exploitation Mechanism

The vulnerability can be exploited by authenticated attackers who create a malicious test within TCExam 14.2.2, leading to persistent XSS attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-5746 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Educate users on identifying and avoiding suspicious links or content.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS attacks.
Regularly update and patch software to address known vulnerabilities.
Conduct security training for developers and users to enhance awareness.
Employ web application firewalls to filter and block malicious traffic.

Patching and Updates

Ensure that TCExam is updated to a secure version that addresses the XSS vulnerability to mitigate the risk of exploitation.