Infoblox NetMRI is a network management and automation software widely used by enterprises to enhance network visibility and control. It is commonly deployed by IT departments in large organizations to monitor complex network infrastructures for operational efficiency and security compliance. The platform supports handling network changes, automating tasks, and ensuring configuration compliance, making it a critical component in maintaining network integrity and performance. Infoblox customers often rely on NetMRI to reduce network downtime and optimize network resources, which is essential for business continuity in sectors such as telecommunications, finance, and government. Its robust features are particularly valuable to organizations with extensive and diverse network environments, allowing for seamless integration and synchronization of network policies across various devices.
The vulnerability in Infoblox NetMRI before version 7.6.1 pertains to remote unauthenticated command injection, which poses a significant security risk. Command injection vulnerabilities involve the execution of arbitrary commands on the host operating system via a vulnerable application. This is particularly dangerous as it allows attackers to escalate their privileges and execute malicious commands without proper authorization. In this specific case, the vulnerability exists in the 'get_saml_request' endpoint, which can be exploited by attackers to execute arbitrary system commands without authentication. Adversaries can use this injection flaw to gain unauthorized access, manipulate system configurations, or extract sensitive information from the affected system.
The technical details of the command injection vulnerability include the exploitation of the 'get_saml_request' endpoint, where the 'saml_id' parameter is poorly sanitized, allowing for the injection of shell commands. The template exploits this by manipulating the 'saml_id' parameter value to perform a base64-encoded command injection. Specifically, attackers can append shell commands to the 'saml_id' parameter using syntax like '%26$(id|%20base64);', which allows the execution of system commands when the input is processed by the vulnerable application. When the endpoint processes this input, it can lead to arbitrary command execution within the context of the application on the host machine. The condition for detecting the vulnerability involves checking for specific error messages and status codes, as well as outputs indicative of command execution success.
Exploitation of this command injection vulnerability can have severe consequences, including unauthorized access to the affected system, potential data breaches, and escalation of privileges. Successful exploitation could enable attackers to execute arbitrary commands, modify system files, install malware, or pivot to other parts of the network. The compromise of systems running vulnerable versions of Infoblox NetMRI may lead to significant operational disruptions and potential exfiltration of sensitive corporate data. This threat is exacerbated by the remote, unauthenticated nature of the vulnerability, which allows attackers to engage from any external source without prior access. Organizations utilizing affected versions should act promptly to mitigate the risk of potential exploitation.
REFERENCES
- Update Infoblox NetMRI to version 7.6.1 or later to eliminate the vulnerability.
- Implement network segmentation and access controls to limit exposure of vulnerable services.
- Utilize intrusion detection systems to monitor for suspicious activity related to unauthorized command execution.
- Conduct regular vulnerability assessments to identify and remediate security flaws promptly.
- Educate staff on secure coding practices to prevent command injection vulnerabilities in future development.
Get AI-powered remediation steps tailored to your asset.
Try AI Solutions →