CVE-2019-15232 : Vulnerability Insights and Analysis

A Use-After-Free vulnerability in Live555 software before August 16, 2019, could be exploited due to mishandling of client session IDs, impacting MPEG1or2 and Matroska file demultiplexors.

Understanding CVE-2019-15232

This CVE involves a specific vulnerability in Live555 software that could lead to a Use-After-Free scenario.

What is CVE-2019-15232?

The vulnerability in Live555 software arises from the mishandling of client session IDs generated in succession by the GenericMediaServer::createNewClientSessionWithId function. This flaw affects the MPEG1or2 and Matroska file demultiplexors.

The Impact of CVE-2019-15232

The vulnerability could allow an attacker to exploit the Use-After-Free condition, potentially leading to arbitrary code execution or a denial of service (DoS) attack.

Technical Details of CVE-2019-15232

This section provides more technical insights into the vulnerability.

Vulnerability Description

Live555 software before August 16, 2019, is susceptible to a Use-After-Free condition due to the mishandling of client session IDs by the GenericMediaServer::createNewClientSessionWithId function.

Affected Systems and Versions

Live555 software versions before August 16, 2019

Exploitation Mechanism

The vulnerability can be exploited by generating the same client session ID in succession, which is not handled correctly by the MPEG1or2 and Matroska file demultiplexors.

Mitigation and Prevention

Protecting systems from CVE-2019-15232 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Live555 software to a version released after August 16, 2019.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update software and apply security patches.
Conduct security audits to identify and address vulnerabilities.

Patching and Updates

Apply patches provided by Live555 to address the Use-After-Free vulnerability.