CVE-2017-11311 Explained : Impact and Mitigation

OpenMPT and libopenmpt versions prior to specified versions are vulnerable to a heap buffer overflow, potentially leading to arbitrary code execution when processing specially crafted PSM Files.

Understanding CVE-2017-11311

This CVE involves a critical vulnerability in OpenMPT and libopenmpt that could allow an attacker to execute arbitrary code through a crafted PSM File.

What is CVE-2017-11311?

The vulnerability in Load_psm.cpp in OpenMPT and libopenmpt versions before specific releases allows a heap buffer overflow, enabling the execution of arbitrary code by utilizing a specially crafted PSM File.

The Impact of CVE-2017-11311

The exploitation of this vulnerability could result in the execution of arbitrary code on the affected system, posing a significant security risk.

Technical Details of CVE-2017-11311

OpenMPT and libopenmpt versions are susceptible to a critical heap buffer overflow vulnerability.

Vulnerability Description

The issue arises from a heap buffer overflow in the file Load_psm.cpp, allowing an attacker to execute arbitrary code by using a specially crafted PSM File.

Affected Systems and Versions

OpenMPT through version 1.26.12.00
libopenmpt before version 0.2.8461-beta26

Exploitation Mechanism

The vulnerability is triggered when a specially crafted PSM File is processed, causing the same sample slot to be used for two samples.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2017-11311.

Immediate Steps to Take

Update OpenMPT and libopenmpt to the patched versions to eliminate the vulnerability.
Avoid opening PSM Files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Apply the necessary patches provided by OpenMPT and libopenmpt to address the heap buffer overflow vulnerability.