CVE-2020-25340 : What You Need to Know

An issue was discovered in NFStream 5.2.0 that may lead to a local denial of service (DoS) due to a memory leak.

Understanding CVE-2020-25340

This CVE identifies a vulnerability in NFStream 5.2.0 that could be exploited for a local denial of service attack.

What is CVE-2020-25340?

The vulnerability in NFStream 5.2.0 arises from incorrect deallocation of modules, causing a memory leak when the nfstream object is destroyed without being used after creation.

The Impact of CVE-2020-25340

The vulnerability could be exploited to trigger a local denial of service (DoS) attack, potentially disrupting the affected system's normal operation.

Technical Details of CVE-2020-25340

NFStream 5.2.0 vulnerability details:

Vulnerability Description

NFStream 5.2.0 does not correctly free allocated modules, leading to a memory leak.

Affected Systems and Versions

Product: NFStream 5.2.0
Vendor: n/a
Version: n/a

Exploitation Mechanism

If the nfstream object is destroyed without being used after creation, it can result in a memory leak and potential DoS.

Mitigation and Prevention

Steps to address CVE-2020-25340:

Immediate Steps to Take

Monitor for any unusual memory consumption or DoS symptoms.
Consider limiting access to vulnerable systems.

Long-Term Security Practices

Regularly update NFStream to the latest version.
Implement secure coding practices to prevent memory leaks.

Patching and Updates

Apply patches or updates provided by NFStream to address the memory leak vulnerability.