CVE-2018-1351 Explained : Impact and Mitigation

Fortinet FortiManager versions 6.0.0, 5.6.6, and earlier contain a Cross-site Scripting (XSS) vulnerability that allows attackers to execute HTML/javascript code through the CLI of managed remote devices.

Understanding CVE-2018-1351

This CVE involves a security vulnerability in Fortinet FortiManager versions 6.0.0 and below, enabling unauthorized code execution.

What is CVE-2018-1351?

The vulnerability in Fortinet FortiManager versions 6.0.0 and earlier allows attackers to run HTML/javascript code by accessing the CLI installation log of remotely managed devices.

The Impact of CVE-2018-1351

The XSS vulnerability poses a significant risk as it enables attackers to execute malicious code on affected devices, potentially leading to unauthorized access and data compromise.

Technical Details of CVE-2018-1351

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Fortinet FortiManager versions 6.0.0 and below allows attackers to execute HTML/javascript code by viewing the installation log of remotely managed devices' CLI.

Affected Systems and Versions

Product: Fortinet FortiManager
Vendor: Fortinet, Inc.
Versions Affected: FortiManager 6.0.0 and below versions

Exploitation Mechanism

Attackers exploit this vulnerability by accessing the CLI installation log of remotely managed devices, enabling the execution of malicious HTML/javascript code.

Mitigation and Prevention

Protecting systems from CVE-2018-1351 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Fortinet promptly.
Monitor and restrict access to the CLI of managed devices.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update and patch Fortinet FortiManager to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.
Educate users and administrators on secure CLI access practices.
Employ security tools to detect and prevent XSS attacks.

Patching and Updates

Ensure timely installation of security patches released by Fortinet to mitigate the CVE-2018-1351 vulnerability.