CVE-2023-36555 : What You Need to Know
Learn about CVE-2023-36555, a vulnerability in Fortinet FortiOS 7.2.0 - 7.2.4 allowing attackers to execute unauthorized code. Mitigation steps included.
A security vulnerability, CVE-2023-36555, has been identified in Fortinet FortiOS versions 7.2.0 to 7.2.4, allowing attackers to execute unauthorized code or commands through script-related HTML tags.
Understanding CVE-2023-36555
This section delves into the details of the CVE-2023-36555 vulnerability.
What is CVE-2023-36555?
The CVE-2023-36555 vulnerability involves improper neutralization of script-related HTML tags in a web page, leading to a basic cross-site scripting (XSS) scenario. Attackers can leverage this vulnerability in Fortinet FortiOS 7.2.0 to 7.2.4 to execute unauthorized code or commands, particularly via the SAML and Security Fabric components.
The Impact of CVE-2023-36555
The impact of CVE-2023-36555 includes the potential for attackers to execute unauthorized code or commands, posing a significant security risk to affected systems.
Technical Details of CVE-2023-36555
Explore the technical aspects related to CVE-2023-36555 below.
Vulnerability Description
The vulnerability arises from the failure to properly neutralize script-related HTML tags, allowing attackers to inject and execute unauthorized code or commands.
Affected Systems and Versions
Fortinet FortiOS versions 7.2.0 to 7.2.4 are susceptible to this vulnerability, putting systems running these versions at risk.
Exploitation Mechanism
Attackers can exploit this vulnerability by leveraging script-related HTML tag injections in web pages to execute unauthorized code or commands through the SAML and Security Fabric components.
Mitigation and Prevention
Discover how to mitigate and prevent the CVE-2023-36555 vulnerability.
Immediate Steps to Take
Immediately upgrade your Fortinet FortiOS to version 7.4.0 or above to remediate the vulnerability. Ensure prompt patching and follow best security practices to enhance system defenses.
Long-Term Security Practices
Incorporate robust security protocols, conduct regular security assessments, and stay updated on cybersecurity trends to fortify your defenses against potential threats.
Patching and Updates
Regularly apply security patches and updates provided by Fortinet to address vulnerabilities and enhance the security posture of your systems.