CVE-2017-6601 Explained : Impact and Mitigation

A vulnerability in the command-line interface (CLI) of Cisco UCS Manager, Cisco Firepower 4100 Series NGFW, and Cisco Firepower 9300 Security Appliance could allow a local attacker with authentication to execute a command injection attack.

Understanding CVE-2017-6601

This CVE involves a command injection vulnerability in Cisco's UCS Manager, Firepower 4100 Series NGFW, and Firepower 9300 Security Appliance.

What is CVE-2017-6601?

The weakness in the CLI of Cisco UCS Manager, Firepower 4100 Series NGFW, and Firepower 9300 Security Appliance enables a local attacker with authentication to perform a command injection attack.

The Impact of CVE-2017-6601

The vulnerability could be exploited by an authenticated local attacker to execute arbitrary commands, potentially leading to unauthorized access or system compromise.

Technical Details of CVE-2017-6601

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows a local attacker with authentication to carry out a command injection attack through the CLI of Cisco UCS Manager, Firepower 4100 Series NGFW, and Firepower 9300 Security Appliance.

Affected Systems and Versions

Affected Products: Cisco UCS Manager, Cisco Firepower 4100 Series NGFW, and Cisco Firepower 9300 Security Appliance
Affected Versions: 2.0(1.68) and 3.1(1k)A

Exploitation Mechanism

The vulnerability can be exploited by a local attacker with authentication to inject and execute malicious commands through the CLI interface.

Mitigation and Prevention

Protecting systems from CVE-2017-6601 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply the provided fixed versions: 92.2(1.101) and 92.1(1.1647)
Monitor system logs for any unusual activities
Restrict access to the CLI interface to authorized personnel only

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities
Conduct security training for staff to recognize and report suspicious activities
Implement network segmentation to limit the impact of potential breaches

Patching and Updates

Ensure all affected systems are updated with the fixed versions to mitigate the vulnerability