CVE-2017-2330 : What You Need to Know

Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 is vulnerable to a denial of service attack that can be exploited by an unauthenticated local user to trigger a fork bomb scenario. This can lead to persistent denials of service.

Understanding CVE-2017-2330

This CVE involves a vulnerability in the NorthStar Controller Application that allows an unauthenticated user to launch a denial of service attack by creating a fork bomb scenario.

What is CVE-2017-2330?

The vulnerability in Juniper Networks NorthStar Controller Application before version 2.1.0 Service Pack 1 enables an unauthenticated local user to initiate a denial of service attack by triggering a fork bomb scenario, causing system resources to be consumed until the system becomes unavailable.

The Impact of CVE-2017-2330

An unauthenticated local user can exploit the vulnerability to launch denial of service attacks, leading to system unavailability until a restart is performed.
Continued attacks can result in persistent denials of services, affecting system availability and performance.

Technical Details of CVE-2017-2330

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows an unauthenticated local user to create a fork bomb scenario, consuming system resources and causing denial of service.

Affected Systems and Versions

Product: NorthStar Controller Application
Vendor: Juniper Networks
Versions Affected: Prior to version 2.1.0 Service Pack 1

Exploitation Mechanism

Unauthenticated local users can exploit the vulnerability to trigger a fork bomb scenario, replicating processes until system resources are exhausted.

Mitigation and Prevention

Protecting systems from CVE-2017-2330 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the NorthStar Controller Application to version 2.1.0 Service Pack 1 or later to mitigate the vulnerability.
Monitor system resources for unusual activities that may indicate a fork bomb scenario.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access to the application.
Conduct regular security audits and vulnerability assessments to identify and address potential threats.

Patching and Updates

Regularly apply security patches and updates provided by Juniper Networks to address known vulnerabilities and enhance system security.