CVE-2017-3132 : Vulnerability Insights and Analysis

A Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.6.0 and earlier allows attackers to execute unauthorized code or commands. This CVE was made public on September 11, 2017.

Understanding CVE-2017-3132

What is CVE-2017-3132?

This CVE identifies a vulnerability in Fortinet FortiOS versions 5.6.0 and earlier that enables attackers to execute unauthorized code or commands by exploiting a Cross-Site Scripting issue when using a FortiToken.

The Impact of CVE-2017-3132

This vulnerability can lead to unauthorized code execution, potentially compromising the security and integrity of affected systems.

Technical Details of CVE-2017-3132

Vulnerability Description

Attackers can exploit a Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.6.0 and earlier to execute unauthorized code or commands by activating the action input with a FortiToken.

Affected Systems and Versions

Product: Fortinet FortiOS
Vendor: Fortinet, Inc.
Versions Affected: FortiOS versions 5.6.0 and earlier

Exploitation Mechanism

The vulnerability arises when the action input is triggered while utilizing a FortiToken, allowing attackers to inject and execute malicious code.

Mitigation and Prevention

Immediate Steps to Take

Update Fortinet FortiOS to a non-vulnerable version.
Implement strict input validation to mitigate Cross-Site Scripting attacks.
Monitor and restrict the activation of the action input with FortiToken.

Long-Term Security Practices

Regularly update and patch Fortinet FortiOS to address security vulnerabilities.
Conduct security training to educate users on identifying and preventing Cross-Site Scripting attacks.

Patching and Updates

Apply patches and updates provided by Fortinet to fix the Cross-Site Scripting vulnerability in FortiOS versions 5.6.0 and earlier.