CVE-2021-23889 : Exploit Details and Defense Strategies
Discover the impact of CVE-2021-23889, a Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) allowing arbitrary script injections. Learn mitigation steps and patching advice.
A Cross-Site Scripting vulnerability was discovered in McAfee ePolicy Orchestrator (ePO) prior to version 5.10 Update 10. This vulnerability could allow ePO administrators to inject arbitrary web scripts or HTML, leading to a security threat.
Understanding CVE-2021-23889
This section provides insights into the nature of the vulnerability and its potential impact.
What is CVE-2021-23889?
CVE-2021-23889 is a Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) that enables administrators to inject malicious scripts or HTML through unsanitized parameters.
The Impact of CVE-2021-23889
The vulnerability poses a low severity risk with a base score of 3.5, affecting confidentiality, integrity, and privileges required, albeit with low complexity and no availability impact.
Technical Details of CVE-2021-23889
Delve into the specific technical aspects of the vulnerability to better understand its implications.
Vulnerability Description
The flaw in McAfee ePO before version 5.10 CU 10 allows administrators to input unfiltered content, enabling the injection of harmful scripts or HTML.
Affected Systems and Versions
McAfee ePolicy Orchestrator (ePO) versions prior to 5.10 Update 10 are susceptible to this Cross-Site Scripting vulnerability.
Exploitation Mechanism
By exploiting the lack of input data validation, attackers can inject and execute malicious scripts or HTML within the ePO interface.
Mitigation and Prevention
Learn about the necessary measures to mitigate the risk and prevent potential exploitation.
Immediate Steps to Take
ePO administrators should update to version 5.10 CU 10 to address this vulnerability and ensure input sanitization.
Long-Term Security Practices
Following secure coding practices, regularly monitor and review input validation mechanisms to prevent Cross-Site Scripting attacks.
Patching and Updates
Stay informed about security patches released by McAfee, LLC, and promptly apply updates to safeguard against known vulnerabilities.