CVE-2019-9189 : Exploit Details and Defense Strategies

Prima Systems FlexAir, Versions 2.4.9api3 and earlier, contain a vulnerability that allows an authenticated attacker to gain complete system control by uploading and executing unrestricted Python scripts during the central controller configuration.

Understanding CVE-2019-9189

Versions 2.4.9api3 and prior of Prima Systems FlexAir are affected by a critical security flaw that enables attackers to exploit the system.

What is CVE-2019-9189?

The vulnerability in Prima Systems FlexAir allows authenticated attackers to upload and execute Python scripts with root code execution, granting them full system access.

The Impact of CVE-2019-9189

The vulnerability permits attackers to obtain complete system control by leveraging the execution of unrestricted Python scripts during the central controller configuration.

Technical Details of CVE-2019-9189

Prima Systems FlexAir's vulnerability can be further understood through technical details.

Vulnerability Description

The flaw in Prima Systems FlexAir allows the upload and execution of arbitrary Python scripts during the central controller configuration, leading to full system access.

Affected Systems and Versions

Product: Prima Systems FlexAir
Versions affected: 2.4.9api3 and earlier

Exploitation Mechanism

The execution of Python scripts with root code execution, rather than relying on web server user privileges, facilitates the exploitation of this vulnerability.

Mitigation and Prevention

Protecting systems from CVE-2019-9189 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the upload and execution of Python scripts in the central controller configuration.
Implement strict access controls and authentication mechanisms.

Long-Term Security Practices

Regularly update and patch the system to address security vulnerabilities.
Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Educate users on secure configuration practices and the risks of executing untrusted scripts.
Monitor system logs and network traffic for any suspicious activities.

Patching and Updates

Apply patches and updates provided by the vendor to fix the vulnerability in Prima Systems FlexAir.