CVE-2017-11663 : Security Advisory and Response
Learn about CVE-2017-11663 affecting WildMIDI 0.4.2. Discover the impact, affected systems, exploitation method, and mitigation steps to prevent the denial of service vulnerability.
WildMIDI 0.4.2 allows a crafted mid file to cause a denial of service through the _WM_SetupMidiEvent function.
Understanding CVE-2017-11663
What is CVE-2017-11663?
The vulnerability in WildMIDI 0.4.2 can lead to a denial of service, including application crash and invalid memory read, when processing a specially crafted mid file.
The Impact of CVE-2017-11663
The vulnerability can be exploited to crash applications and potentially read sensitive information from memory, posing a risk to system stability and data confidentiality.
Technical Details of CVE-2017-11663
Vulnerability Description
The issue lies in the _WM_SetupMidiEvent function in the internal_midi.c file at line 2315 of WildMIDI 0.4.2, allowing attackers to trigger a denial of service condition.
Affected Systems and Versions
- WildMIDI 0.4.2
Exploitation Mechanism
Attackers can exploit this vulnerability by providing a specially crafted mid file to the vulnerable application, triggering the denial of service condition.
Mitigation and Prevention
Immediate Steps to Take
- Avoid opening or processing untrusted or unknown mid files with the affected version of WildMIDI.
- Consider using alternative MIDI processing applications until a patch is available.
Long-Term Security Practices
- Regularly update software and apply patches to mitigate known vulnerabilities.
- Implement proper input validation mechanisms to prevent the processing of malicious files.
Patching and Updates
Ensure to update WildMIDI to a patched version provided by the vendor to address this vulnerability.