CVE-2019-20018 : Security Advisory and Response

Matio version 1.5.17 has a vulnerability in the ReadNextCell function in mat5.c, leading to a stack-based buffer over-read.

Understanding CVE-2019-20018

This CVE involves a specific vulnerability in the Matio software version 1.5.17.

What is CVE-2019-20018?

CVE-2019-20018 is a stack-based buffer over-read discovered in the ReadNextCell function within mat5.c in Matio version 1.5.17.

The Impact of CVE-2019-20018

The vulnerability could potentially allow attackers to read beyond the allocated buffer, leading to information exposure or a denial of service.

Technical Details of CVE-2019-20018

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability in the ReadNextCell function in mat5.c of Matio 1.5.17 results in a stack-based buffer over-read.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions affected: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by manipulating input data to trigger the buffer over-read.

Mitigation and Prevention

Protecting systems from CVE-2019-20018 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply patches or updates provided by the software vendor.
Monitor security advisories for any new information or patches related to this vulnerability.

Long-Term Security Practices

Implement secure coding practices to prevent buffer over-read vulnerabilities.
Conduct regular security assessments and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Regularly check for updates and patches from the Matio software provider to address the CVE-2019-20018 vulnerability.