CVE-2020-3975 : What You Need to Know
Learn about CVE-2020-3975 affecting VMware App Volumes 2.x and 4, allowing malicious script injection. Find mitigation steps and necessary updates here.
VMware App Volumes 2.x prior to 2.18.6 and VMware App Volumes 4 prior to 2006 contain a Stored Cross-Site Scripting (XSS) vulnerability that could allow a malicious actor to execute scripts in a victim's browser.
Understanding CVE-2020-3975
This CVE identifies a Stored Cross-Site Scripting (XSS) vulnerability in VMware App Volumes.
What is CVE-2020-3975?
CVE-2020-3975 is a security vulnerability found in VMware App Volumes 2.x prior to 2.18.6 and VMware App Volumes 4 prior to 2006. It allows an attacker to inject malicious scripts that can be executed by a victim's browser.
The Impact of CVE-2020-3975
The vulnerability could be exploited by a malicious actor with access to create and edit applications or storage groups, leading to potential script injection and execution in a victim's browser.
Technical Details of CVE-2020-3975
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in VMware App Volumes allows for Stored Cross-Site Scripting (XSS) attacks, enabling the injection of malicious scripts.
Affected Systems and Versions
- VMware App Volumes 2.x versions prior to 2.18.6
- VMware App Volumes 4 versions prior to 2006
Exploitation Mechanism
The vulnerability can be exploited by a threat actor with access to create and edit applications or storage groups, allowing them to inject and execute malicious scripts in a victim's browser.
Mitigation and Prevention
Protecting systems from CVE-2020-3975 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply the necessary patches provided by VMware to address the vulnerability.
- Monitor and restrict access to application and storage group creation and editing.
Long-Term Security Practices
- Regularly update and patch VMware App Volumes to prevent security vulnerabilities.
- Conduct security training to educate users on identifying and avoiding potential XSS attacks.
Patching and Updates
Ensure that VMware App Volumes 2.x is updated to version 2.18.6 or later, and VMware App Volumes 4 is updated to version 2006 or later to mitigate the XSS vulnerability.