CVE-2019-9030 : What You Need to Know

A vulnerability has been detected in the libmatio.a library in matio version 1.5.13, leading to a stack-based buffer over-read in the Mat_VarReadNextInfo5() function.

Understanding CVE-2019-9030

This CVE involves a specific vulnerability in the matio library version 1.5.13.

What is CVE-2019-9030?

The vulnerability in the libmatio.a library in matio version 1.5.13 allows for a stack-based buffer over-read in the Mat_VarReadNextInfo5() function in the mat5.c file.

The Impact of CVE-2019-9030

This vulnerability could potentially be exploited by attackers to read sensitive information from the affected system's memory, leading to a compromise of data integrity and confidentiality.

Technical Details of CVE-2019-9030

This section provides more technical insights into the CVE.

Vulnerability Description

The issue lies in the libmatio.a library in matio 1.5.13, specifically in the Mat_VarReadNextInfo5() function in the mat5.c file, resulting in a stack-based buffer over-read.

Affected Systems and Versions

Affected Version: 1.5.13
Systems using matio library version 1.5.13 are vulnerable to this issue.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input that triggers the stack-based buffer over-read, potentially leading to unauthorized access to sensitive data.

Mitigation and Prevention

Protecting systems from CVE-2019-9030 is crucial to maintaining security.

Immediate Steps to Take

Update to a patched version of matio that addresses the buffer over-read issue.
Implement proper input validation to prevent malicious inputs.

Long-Term Security Practices

Regularly monitor for security updates and patches for the matio library.
Conduct security assessments and audits to identify and mitigate similar vulnerabilities.

Patching and Updates

Apply patches provided by the matio library maintainers promptly to address the vulnerability and enhance system security.