CVE-2020-12818 : Security Advisory and Response

An insufficient logging vulnerability in FortiGate before 6.4.1 may allow the traffic from an unauthenticated attacker to Fortinet owned IP addresses to go unnoticed.

Understanding CVE-2020-12818

This CVE identifies an improper access control issue in Fortinet FortiOS before version 6.4.1.

What is CVE-2020-12818?

CVE-2020-12818 is an insufficient logging vulnerability in FortiGate that could enable unauthenticated attackers to send traffic to Fortinet owned IP addresses without detection.

The Impact of CVE-2020-12818

The vulnerability could lead to unauthorized access to Fortinet owned IP addresses, potentially compromising the security of the affected systems.

Technical Details of CVE-2020-12818

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in FortiGate before 6.4.1 allows unauthenticated attackers to send traffic to Fortinet owned IP addresses without being logged.

Affected Systems and Versions

Product: Fortinet FortiOS
Vendor: Fortinet
Versions Affected: FortiOS before 6.4.1

Exploitation Mechanism

Attackers can exploit this vulnerability by sending traffic to Fortinet owned IP addresses without authentication, potentially bypassing security measures.

Mitigation and Prevention

To address CVE-2020-12818, follow these mitigation strategies:

Immediate Steps to Take

Update FortiOS to version 6.4.1 or later to patch the vulnerability.
Monitor network traffic for any suspicious activities targeting Fortinet owned IP addresses.

Long-Term Security Practices

Implement proper access controls and authentication mechanisms to prevent unauthorized access.
Regularly update and patch Fortinet FortiOS to protect against known vulnerabilities.

Patching and Updates

Ensure timely installation of security patches and updates provided by Fortinet to mitigate the risk of exploitation.