CVE-2024-22198 : Security Advisory and Response

This CVE involves an authenticated arbitrary command execution vulnerability in the Nginx-UI web interface, specifically through the modification of the

start_cmd

setting. The impact of this vulnerability is rated as HIGH with a CVSS base score of 7.1.

Understanding CVE-2024-22198

This vulnerability allows authorized users to execute arbitrary commands by manipulating the

start_cmd

setting within the Nginx-UI interface. Attackers can exploit this flaw to potentially execute remote code, escalate privileges, and disclose sensitive information.

What is CVE-2024-22198?

CVE-2024-22198 is a command injection vulnerability (CWE-77) that arises due to improper neutralization of special elements used in a command. In this case, the issue occurs in the Nginx-UI web interface, allowing attackers to execute commands via the

start_cmd

setting.

The Impact of CVE-2024-22198

The vulnerability has a high severity rating, with potential consequences including authenticated remote code execution, privilege escalation, and information disclosure. Exploiting this vulnerability could lead to serious security risks for affected systems.

Technical Details of CVE-2024-22198

This section provides detailed technical information about the vulnerability, including its description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in Nginx-UI arises from the ability of authenticated users to modify the

start_cmd

setting through the API, enabling them to execute arbitrary commands within the system.

Affected Systems and Versions

The issue impacts the Nginx-UI web interface with versions prior to 2.0.0.beta.9. Systems running affected versions are vulnerable to exploitation of the command execution flaw.

Exploitation Mechanism

By manipulating the

start_cmd

setting through the Nginx-UI interface, attackers can inject and execute arbitrary commands, potentially compromising the system's security and integrity.

Mitigation and Prevention

To mitigate the risks associated with CVE-2024-22198, immediate steps need to be taken to secure the affected systems and prevent unauthorized command execution.

Immediate Steps to Take

Update Nginx-UI to version 2.0.0.beta.9 or later to patch the vulnerability and prevent further exploitation.
Monitor system logs and user activities for any signs of unauthorized command execution.
Restrict access to sensitive settings within the Nginx-UI interface to authorized and trusted users.

Long-Term Security Practices

Regularly update and patch software to ensure that known vulnerabilities are addressed promptly.
Implement least privilege access controls to restrict users to only necessary functions and settings.
Conduct periodic security audits and penetration testing to identify and remediate potential vulnerabilities proactively.

Patching and Updates

It is crucial to apply the official patch provided by Nginx-UI to fix the command injection vulnerability. Updating to version 2.0.0.beta.9 or later will help secure the web interface and prevent attackers from exploiting the

start_cmd

setting for arbitrary command execution.