CVE-2023-2378 : Security Advisory and Response

This CVE-2023-2378 article provides detailed information about a command injection vulnerability in Ubiquiti EdgeRouter X's Web Management Interface.

Understanding CVE-2023-2378

In this section, we will delve into the specifics of CVE-2023-2378 and its implications.

What is CVE-2023-2378?

CVE-2023-2378 is a critical vulnerability found in Ubiquiti EdgeRouter X versions up to 2.0.9-hotfix.6. The vulnerability affects the Web Management Interface component, allowing command injection through the manipulation of the argument suffix-rate-up. This exploit poses a remote attack risk and has been publicly disclosed under the identifier VDB-227654.

The Impact of CVE-2023-2378

The impact of CVE-2023-2378 is rated as critical, with a CVSS base score of 6.3 (Medium severity). This vulnerability could potentially lead to unauthorized command execution and pose a significant security risk to affected systems.

Technical Details of CVE-2023-2378

In this section, we will explore the technical aspects of CVE-2023-2378, including vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in Ubiquiti EdgeRouter X's Web Management Interface allows for command injection by manipulating the suffix-rate-up argument. This flaw enables attackers to execute arbitrary commands remotely, compromising the security of the system.

Affected Systems and Versions

Ubiquiti EdgeRouter X versions up to 2.0.9-hotfix.6 are affected by CVE-2023-2378, making them vulnerable to the exploitation of the command injection flaw in the Web Management Interface component.

Exploitation Mechanism

The exploitation of CVE-2023-2378 involves leveraging the vulnerability in the Web Management Interface of Ubiquiti EdgeRouter X to inject malicious commands remotely. Attackers can potentially gain unauthorized access and control over the affected systems.

Mitigation and Prevention

This section focuses on the steps that users and organizations can take to mitigate the risks associated with CVE-2023-2378 and prevent exploitation.

Immediate Steps to Take

Update Ubiquiti EdgeRouter X to a patched version that addresses the command injection vulnerability.
Implement network security measures to restrict access to the Web Management Interface and prevent unauthorized exploitation.

Long-Term Security Practices

Regularly monitor and audit network traffic for any suspicious activities that may indicate a compromise.
Educate users on best security practices to prevent falling victim to social engineering attacks that could exploit vulnerabilities like CVE-2023-2378.

Patching and Updates

Stay informed about security updates and patches released by Ubiquiti for EdgeRouter X. Timely application of patches is crucial to safeguard systems against known vulnerabilities like CVE-2023-2378.