CVE-2023-29973 : Security Advisory and Response

A vulnerability has been identified in Pfsense CE version 2.6.0 that could allow an attacker to create multiple malicious users in the firewall. Learn more about CVE-2023-29973 below.

Understanding CVE-2023-29973

This section will provide an overview of the CVE-2023-29973 vulnerability.

What is CVE-2023-29973?

CVE-2023-29973 is a security flaw found in Pfsense CE version 2.6.0 that lacks proper rate limiting, enabling an attacker to exploit this weakness and create multiple malicious users within the firewall.

The Impact of CVE-2023-29973

The impact of this vulnerability is severe as unauthorized users can gain access to the firewall, potentially compromising the network's security and integrity.

Technical Details of CVE-2023-29973

In this section, we will delve into the technical aspects of CVE-2023-29973.

Vulnerability Description

The vulnerability arises from the absence of rate limiting in Pfsense CE version 2.6.0, allowing an attacker to flood the system with malicious user creations.

Affected Systems and Versions

The affected system is Pfsense CE version 2.6.0, and all prior versions that lack proper rate limiting functionalities.

Exploitation Mechanism

Attackers can take advantage of the lack of rate limiting to overwhelm the firewall with unauthorized user accounts, bypassing security measures.

Mitigation and Prevention

Discover how to mitigate and prevent the CVE-2023-29973 vulnerability below.

Immediate Steps to Take

Immediate actions such as blocking suspicious user creation attempts and monitoring firewall logs can help mitigate the risk posed by this vulnerability.

Long-Term Security Practices

Implementing strong authentication measures, regular security audits, and keeping the firewall software up-to-date are crucial for long-term security.

Patching and Updates

Installing patches or updates provided by Pfsense for version 2.6.0 with rate limiting controls is essential to address the CVE-2023-29973 vulnerability.