CVE-2019-9034 : Exploit Details and Defense Strategies
Learn about CVE-2019-9034, a vulnerability in libmatio.a within matio 1.5.13, leading to a stack-based buffer over-read. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability has been identified in libmatio.a, which is a part of matio (MAT File I/O Library) version 1.5.13, leading to a stack-based buffer over-read in the ReadNextCell() function.
Understanding CVE-2019-9034
This CVE involves a specific vulnerability in the matio library version 1.5.13.
What is CVE-2019-9034?
CVE-2019-9034 is a security flaw in libmatio.a within the matio library version 1.5.13, resulting in a stack-based buffer over-read during a memcpy operation in the ReadNextCell() function.
The Impact of CVE-2019-9034
The vulnerability could potentially allow attackers to read sensitive information from the memory, leading to a security breach or unauthorized access to data.
Technical Details of CVE-2019-9034
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The issue occurs in libmatio.a within the matio library version 1.5.13, specifically in the ReadNextCell() function, where a stack-based buffer over-read takes place during a memcpy operation.
Affected Systems and Versions
- Affected Version: matio (MAT File I/O Library) version 1.5.13
- Systems using this specific version are vulnerable to the stack-based buffer over-read.
Exploitation Mechanism
- Attackers can exploit this vulnerability by crafting malicious inputs to trigger the buffer over-read, potentially leading to unauthorized memory access.
Mitigation and Prevention
Protecting systems from CVE-2019-9034 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update to a patched version of matio that addresses the buffer over-read issue.
- Monitor for any unusual activities that might indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update software and libraries to ensure the latest security patches are applied.
- Conduct security audits and code reviews to identify and address potential vulnerabilities proactively.
Patching and Updates
- Stay informed about security advisories related to matio and promptly apply any patches released by the vendor to mitigate the CVE-2019-9034 vulnerability.