CVE-2021-24014 : Exploit Details and Defense Strategies
Learn about CVE-2021-24014 involving improper input neutralization in FortiSandbox, enabling attackers to execute XSS attacks via crafted parameters. Find out the impact, affected versions, and mitigation steps.
This CVE-2021-24014 pertains to multiple instances of improper input neutralization vulnerabilities in FortiSandbox before 4.0.0, potentially enabling an attacker to execute a cross-site scripting (XSS) attack through specially crafted request parameters.
Understanding CVE-2021-24014
In this section, we will delve into the details of CVE-2021-24014.
What is CVE-2021-24014?
The CVE-2021-24014 involves improper neutralization of input vulnerabilities in FortiSandbox before version 4.0.0, which could allow an unauthenticated attacker to conduct an XSS attack via specific request parameters.
The Impact of CVE-2021-24014
The impact of this vulnerability is rated as medium severity with a CVSS base score of 5.4. It requires low privileges for exploitation and user interaction, but the attack complexity is low, occurring over the network without affecting availability.
Technical Details of CVE-2021-24014
Let's explore the technical aspects associated with CVE-2021-24014.
Vulnerability Description
The vulnerability involves improper input neutralization in FortiSandbox before 4.0.0, leading to potential XSS attacks from unauthenticated sources by utilizing specially crafted request parameters.
Affected Systems and Versions
FortiSandbox versions before 4.0.0 are impacted by this vulnerability, specifically those that have not been updated to the latest version.
Exploitation Mechanism
The exploitation of this vulnerability requires an attacker to send specially crafted request parameters to the vulnerable FortiSandbox system, potentially triggering an XSS attack.
Mitigation and Prevention
In this section, we will discuss measures to mitigate and prevent the exploitation of CVE-2021-24014.
Immediate Steps to Take
Immediate steps involve updating FortiSandbox to version 4.0.0 or newer to mitigate the risk of XSS attacks from unauthenticated sources.
Long-Term Security Practices
Implement regular security audits and train staff to identify and report suspicious activities to enhance the overall security posture.
Patching and Updates
Stay informed about security updates released by Fortinet and promptly apply patches to address known vulnerabilities.