CVE-2017-11359 : Exploit Details and Defense Strategies

In Sound eXchange (SoX) version 14.4.2, a vulnerability exists in the wav.c file's wavwritehdr function, allowing remote attackers to cause a denial of service by triggering a divide-by-zero error. This CVE was published on July 31, 2017.

Understanding CVE-2017-11359

This CVE pertains to a specific vulnerability in SoX version 14.4.2 that can be exploited remotely to crash the application.

What is CVE-2017-11359?

The vulnerability in the wavwritehdr function of SoX 14.4.2 allows attackers to disrupt the application's functionality by providing a specially crafted file during the conversion process.

The Impact of CVE-2017-11359

Exploiting this vulnerability can lead to a denial of service, causing the application to crash due to a divide-by-zero error triggered by a maliciously crafted file.

Technical Details of CVE-2017-11359

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The wavwritehdr function in wav.c in SoX 14.4.2 enables remote attackers to execute a denial of service attack by inducing a divide-by-zero error during the conversion of a snd file to a wav file.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: 14.4.2 (affected)

Exploitation Mechanism

The vulnerability can be exploited remotely by supplying a specially crafted snd file during the conversion process to a wav file, causing the application to crash.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Update SoX to a patched version that addresses the vulnerability.
Avoid opening or processing untrusted or suspicious sound files.

Long-Term Security Practices

Regularly update and patch all software to mitigate potential vulnerabilities.
Implement network security measures to prevent remote exploitation.

Patching and Updates

Ensure that SoX is regularly updated to the latest version to patch known vulnerabilities and enhance overall security.