CVE-2021-26023 : Security Advisory and Response
Learn about CVE-2021-26023, a vulnerability in the Favorites component pre 1.0.2 version of Nagios XI 5.8.0 exposing it to XSS attacks. Explore impact, technical details, mitigation steps, and more.
A detailed overview of CVE-2021-26023 highlighting the vulnerability in the Favorites component of Nagios XI 5.8.0, exposing it to XSS attacks.
Understanding CVE-2021-26023
This section delves into the nature of the CVE-2021-26023 vulnerability and its potential impact.
What is CVE-2021-26023?
The Favorites component before version 1.0.2 for Nagios XI 5.8.0 is identified as vulnerable to XSS, which can lead to potential security risks.
The Impact of CVE-2021-26023
The exploitation of this vulnerability could allow attackers to execute malicious scripts within a user's browser, compromising sensitive data and system integrity.
Technical Details of CVE-2021-26023
Explore the technical aspects of CVE-2021-26023, including the vulnerability description, affected systems, versions, and exploitation mechanisms.
Vulnerability Description
The vulnerability lies in the Favorites component prior to version 1.0.2 of Nagios XI 5.8.0, leaving it exposed to cross-site scripting (XSS) attacks.
Affected Systems and Versions
Nagios XI 5.8.0 installations with Favorites component versions older than 1.0.2 are impacted by CVE-2021-26023.
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts via the Favorites feature, potentially leading to unauthorized access and data theft.
Mitigation and Prevention
Discover the necessary steps to mitigate the risks associated with CVE-2021-26023 and prevent future security breaches.
Immediate Steps to Take
Users are advised to update the Favorites component to version 1.0.2 or higher to patch the XSS vulnerability and enhance system security.
Long-Term Security Practices
Implementing robust security measures, such as regular security audits, employee training, and prompt software updates, can fortify defenses against similar threats.
Patching and Updates
Staying informed about security patches and promptly applying updates can safeguard systems from known vulnerabilities like CVE-2021-26023.