CVE-2018-7048 : Security Advisory and Response

A vulnerability was found in Wowza Streaming Engine prior to version 4.7.1, allowing for a denial of service attack through excessive memory usage caused by a carefully constructed HTTP request.

Understanding CVE-2018-7048

An issue was discovered in Wowza Streaming Engine before 4.7.1, leading to a denial of service (memory consumption) via a crafted HTTP request.

What is CVE-2018-7048?

This CVE identifies a vulnerability in Wowza Streaming Engine that could be exploited to launch a denial of service attack by consuming excessive memory with a specific HTTP request.

The Impact of CVE-2018-7048

The vulnerability could result in a denial of service condition, potentially disrupting the availability of the affected Wowza Streaming Engine instances.

Technical Details of CVE-2018-7048

Wowza Streaming Engine vulnerability details:

Vulnerability Description

Type: Denial of Service (Memory Consumption)
Cause: Crafted HTTP Request

Affected Systems and Versions

Product: Wowza Streaming Engine
Versions Affected: Prior to 4.7.1

Exploitation Mechanism

Attack Vector: Remote
Complexity: Low
Privileges Required: None

Mitigation and Prevention

Steps to address and prevent CVE-2018-7048:

Immediate Steps to Take

Upgrade Wowza Streaming Engine to version 4.7.1 or later to mitigate the vulnerability.
Monitor system resources for unusual memory consumption.

Long-Term Security Practices

Regularly update and patch Wowza Streaming Engine to protect against known vulnerabilities.
Implement network security measures to detect and block malicious HTTP requests.

Patching and Updates

Apply security patches provided by Wowza Media Systems promptly to address vulnerabilities and enhance system security.