CVE-2020-3953 : Security Advisory and Response

A Cross Site Scripting (XSS) vulnerability in VMware vRealize Log Insight prior to 8.1.0 can lead to security risks.

Understanding CVE-2020-3953

This CVE involves a Stored XSS vulnerability in VMware vRealize Log Insight.

What is CVE-2020-3953?

CVE-2020-3953 is a Cross Site Scripting (XSS) vulnerability in VMware vRealize Log Insight before version 8.1.0. The issue arises from inadequate input validation.

The Impact of CVE-2020-3953

The vulnerability could allow attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-3953

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability is classified as a Stored XSS issue, indicating that malicious scripts can be stored and executed within the application.

Affected Systems and Versions

Product: VMware vRealize Log Insight
Versions Affected: Prior to 8.1.0

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into input fields, which are not properly validated by the application.

Mitigation and Prevention

Protecting systems from CVE-2020-3953 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update VMware vRealize Log Insight to version 8.1.0 or later to mitigate the vulnerability.
Implement strict input validation mechanisms to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit input validation processes within applications.
Educate users and developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Stay informed about security advisories from VMware and apply patches promptly to address known vulnerabilities.