CVE-2018-14035 : What You Need to Know
Discover the impact of CVE-2018-14035 on HDF HDF5 1.8.20 library, allowing an over-read of a heap-based buffer. Learn about the vulnerability, affected systems, and mitigation steps.
The HDF HDF5 1.8.20 library has encountered a problem where there is an over-read of a heap-based buffer in the function H5VM_memcpyvv located in H5VM.c.
Understanding CVE-2018-14035
An issue was discovered in the HDF HDF5 1.8.20 library, leading to a heap-based buffer over-read in the function H5VM_memcpyvv in H5VM.c.
What is CVE-2018-14035?
This CVE identifies a vulnerability in the HDF HDF5 1.8.20 library that allows an over-read of a heap-based buffer, potentially leading to security issues.
The Impact of CVE-2018-14035
The vulnerability could be exploited by attackers to read sensitive information from the affected system's memory, leading to potential data leaks or further system compromise.
Technical Details of CVE-2018-14035
The technical aspects of the CVE provide insight into the vulnerability's description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The issue arises from a heap-based buffer over-read in the H5VM_memcpyvv function within the H5VM.c file of the HDF HDF5 1.8.20 library.
Affected Systems and Versions
- Affected Systems: Not applicable
- Affected Versions: HDF HDF5 1.8.20
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to read beyond the boundaries of a heap-based buffer, potentially exposing sensitive data.
Mitigation and Prevention
Addressing CVE-2018-14035 requires immediate steps and long-term security practices to mitigate risks and prevent exploitation.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor for any unusual activities on the system that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential breaches.
Patching and Updates
Ensure that the HDF HDF5 1.8.20 library is updated to a patched version that addresses the heap-based buffer over-read vulnerability.