CVE-2020-18684 : Exploit Details and Defense Strategies

Floodlight through 1.2 has an integer overflow vulnerability in checkFlow in StaticFlowEntryPusherResource.java via priority or port number.

Understanding CVE-2020-18684

This CVE entry describes a specific vulnerability in Floodlight through version 1.2 that can be exploited through an integer overflow in the checkFlow function within StaticFlowEntryPusherResource.java.

What is CVE-2020-18684?

The CVE-2020-18684 vulnerability involves an integer overflow issue in Floodlight, specifically in the checkFlow function within StaticFlowEntryPusherResource.java. This vulnerability can be triggered via priority or port number manipulation.

The Impact of CVE-2020-18684

The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service (DoS) condition by exploiting the integer overflow in Floodlight.

Technical Details of CVE-2020-18684

Vulnerability Description

The vulnerability in Floodlight through version 1.2 arises from an integer overflow in the checkFlow function in StaticFlowEntryPusherResource.java, which can be manipulated through priority or port number.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by manipulating the priority or port number in the checkFlow function of Floodlight through version 1.2.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by the vendor once available.
Monitor network traffic for any signs of exploitation.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate potential risks.

Patching and Updates

It is crucial to stay informed about security updates released by the vendor for Floodlight to address the CVE-2020-18684 vulnerability.