Description

NVIDIA Infrastructure Controller for Linux contains a vulnerability where an attacker could cause OS command injection. A successful exploit of this vulnerability might lead to code execution, data tampering, denial of service, and information disclosure.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.0",
  "pubDate": "2026-09-22T15:17:13.430Z",
  "pubdate": "2026-09-22T15:17:13.430Z",
  "executiveSummary": "The NVIDIA Infrastructure Controller for Linux is susceptible to an OS command injection vulnerability, which facilitates unauthorized remote code execution within the context of the controller service.\nThe vulnerability allows a malicious actor to inject arbitrary shell commands, leading to severe security compromises including data tampering, unauthorized information disclosure, and system-wide denial of service.\nThis flaw presents a significant risk to the integrity, confidentiality, and availability of affected infrastructure systems.\nExploitation requires an attacker to interact with the vulnerable interface, though specific authentication and privilege requirements are contingent upon the exposure configuration of the controller.\nSuccessful exploitation grants the attacker the ability to execute commands with the privileges assigned to the NVIDIA Infrastructure Controller service, potentially facilitating lateral movement or full system compromise.",
  "technicalDetails": "The vulnerability stems from improper sanitization and validation of user-supplied input before passing it to a system shell or executive function within the NVIDIA Infrastructure Controller for Linux.\nOS command injection occurs when an application constructs system commands by concatenating unsanitized user inputs. An attacker can supply shell metacharacters—such as semicolons, pipes, backticks, or logical operators—to terminate the intended command and inject arbitrary shell instructions.\nThe attack flow begins with the delivery of a malicious payload to the affected interface. When the NVIDIA Infrastructure Controller processes the tainted input, it inadvertently executes the injected command sequence with the permissions of the controller daemon. Because the controller often requires elevated privileges to manage infrastructure components, the resulting command execution likely inherits these high-level privileges.\nThe root cause is a failure in the input processing logic, which lacks sufficient constraints or parameterization to prevent command chaining. By leveraging the command shell, an attacker can bypass intended interface restrictions, facilitating arbitrary read/write access to the filesystem, interaction with network sockets, and the modification of sensitive configuration files.\nPost-exploitation activities include the deployment of secondary payloads, such as backdoors or data exfiltration scripts, as well as the termination of critical services leading to a denial of service condition. The vulnerability is persistent as long as the input remains unvalidated, and the attack surface is determined by the accessibility of the controller's management interface.\nSince the infrastructure controller acts as a bridge between the management plane and hardware or software components, this injection point represents a critical pivot for an adversary to gain control over the underlying Linux host environment."
}