CVE-2018-0324 : Exploit Details and Defense Strategies

A vulnerability in the Command Line Interface (CLI) of Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow a local attacker with high privileges to execute a command injection attack. This weakness stems from inadequate input validation in the CLI parser.

Understanding CVE-2018-0324

This CVE entry describes a security flaw in Cisco Enterprise NFV Infrastructure Software that could be exploited by an authenticated attacker to run arbitrary commands on the affected device.

What is CVE-2018-0324?

The vulnerability in the CLI of Cisco NFVIS allows a local attacker with high privileges to perform a command injection attack by manipulating command parameters within the CLI parser.

The Impact of CVE-2018-0324

If successfully exploited, this vulnerability could enable an attacker to execute arbitrary commands using a non-root user account on the underlying Linux operating system of the affected device.

Technical Details of CVE-2018-0324

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from insufficient input validation of command parameters in the CLI parser of Cisco Enterprise NFV Infrastructure Software.

Affected Systems and Versions

Product: Cisco Enterprise NFV Infrastructure Software
Version: Cisco Enterprise NFV Infrastructure Software

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to use a compromised CLI command with intentionally crafted malicious parameters.

Mitigation and Prevention

Protecting systems from CVE-2018-0324 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches and updates provided by Cisco promptly.
Restrict access to the CLI to authorized personnel only.
Monitor CLI commands for any suspicious activities.

Long-Term Security Practices

Regularly review and update security policies and procedures.
Conduct security training for staff on identifying and responding to potential threats.

Patching and Updates

Ensure that the affected systems are updated with the latest patches and security fixes.