CVE-2024-1117 in openBI
Summary
by MITRE • 01/31/2024
A vulnerability was found in openBI up to 1.0.8. It has been declared as critical. Affected by this vulnerability is the function index of the file /application/index/controller/Screen.php. The manipulation of the argument fileurl leads to code injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-252475.
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Analysis
by VulDB Data Team • 02/22/2024
The vulnerability identified as CVE-2024-1117 represents a critical code injection flaw within the openBI application version 1.0.8 and earlier. This security weakness resides in the Screen.php controller file within the application's index directory, specifically within the index function where improper input validation occurs. The vulnerability is triggered when the fileurl argument is manipulated, allowing an attacker to inject malicious code that executes within the application's context. The remote exploitation capability makes this flaw particularly dangerous as attackers can leverage it without requiring physical access to the target system. The public disclosure of the exploit further increases the risk level, as malicious actors can immediately implement attacks against vulnerable installations. This vulnerability directly maps to CWE-94, which describes improper validation of dangerous or unexpected inputs that can lead to code injection attacks, and aligns with ATT&CK technique T1190 for exploiting vulnerabilities in remote services. The impact extends beyond simple code execution, potentially enabling full system compromise and data exfiltration.
The technical exploitation of this vulnerability occurs through the manipulation of the fileurl parameter within the Screen.php controller's index function. When an attacker submits malicious input through this parameter, the application fails to properly sanitize or validate the input before processing it, creating a pathway for arbitrary code execution. This flaw demonstrates a classic lack of input validation and output encoding practices that are fundamental to preventing code injection attacks. The vulnerability's remote nature means that attackers can exploit it through network-based attacks without needing local system access, making it particularly attractive to threat actors. The exploitation process typically involves crafting malicious payloads that are then interpreted and executed by the application's processing engine, potentially allowing attackers to execute commands with the privileges of the application itself. This type of vulnerability often stems from inadequate secure coding practices and insufficient parameter validation mechanisms within the application's input handling routines.
The operational impact of CVE-2024-1117 extends far beyond simple unauthorized code execution, as it can lead to complete system compromise and data breaches. Organizations running vulnerable openBI installations face significant risks including unauthorized access to sensitive business data, potential lateral movement within networks, and the possibility of establishing persistent backdoors. The vulnerability's classification as critical indicates that it can be exploited by automated tools, making it particularly dangerous for widespread deployment. Attackers can leverage this vulnerability to perform reconnaissance activities, escalate privileges, and potentially gain access to additional systems within the network. The public availability of the exploit means that organizations cannot rely on the assumption that attackers lack the knowledge or tools to exploit this flaw. This vulnerability also creates opportunities for advanced persistent threats to establish long-term presence within target environments, as the code injection capability can be used to install additional malicious software or modify application behavior. The impact is particularly severe in enterprise environments where openBI systems may process sensitive business intelligence data.
Organizations must implement immediate mitigation strategies to protect against exploitation of CVE-2024-1117. The most effective approach involves upgrading to a patched version of openBI that addresses this vulnerability, as no effective workarounds exist for the underlying code injection flaw. Network segmentation and firewall rules should be implemented to restrict access to the affected application, particularly limiting exposure to trusted networks only. Input validation should be strengthened throughout the application to prevent malicious parameters from being processed, with proper sanitization of all user-supplied data before any processing occurs. Security monitoring should be enhanced to detect unusual patterns in application access logs that might indicate exploitation attempts. Organizations should also implement application firewalls or intrusion prevention systems that can detect and block malicious input patterns targeting this specific vulnerability. The mitigation strategy should include comprehensive vulnerability scanning to identify all instances of the vulnerable software across the organization's infrastructure. Regular security assessments and penetration testing should be conducted to ensure that the implemented controls remain effective against evolving attack vectors. Additionally, incident response procedures should be updated to include specific protocols for handling potential exploitation of this vulnerability, ensuring rapid response capabilities when attacks are detected.