CVE-2018-14460 : What You Need to Know
Discover the impact of CVE-2018-14460 on HDF HDF5 1.8.20 library, a heap-based buffer over-read vulnerability. Learn mitigation steps and prevention measures.
A problem was found in the HDF HDF5 1.8.20 software library, specifically in the function H5O_sdspace_decode in H5Osdspace.c, leading to a heap-based buffer over-read issue.
Understanding CVE-2018-14460
This CVE entry highlights a vulnerability in the HDF HDF5 1.8.20 library that can be exploited through a heap-based buffer over-read in a specific function.
What is CVE-2018-14460?
CVE-2018-14460 is a vulnerability identified in the HDF HDF5 1.8.20 library, allowing attackers to trigger a heap-based buffer over-read by manipulating certain data.
The Impact of CVE-2018-14460
The heap-based buffer over-read issue in H5O_sdspace_decode can potentially lead to information disclosure or denial of service if exploited by malicious actors.
Technical Details of CVE-2018-14460
This section delves into the technical aspects of the CVE, including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability lies in the function H5O_sdspace_decode in H5Osdspace.c within the HDF HDF5 1.8.20 library, enabling a heap-based buffer over-read.
Affected Systems and Versions
- Affected Systems: Not specified
- Affected Versions: HDF HDF5 1.8.20
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting specific input to trigger the heap-based buffer over-read in the H5O_sdspace_decode function.
Mitigation and Prevention
Protecting systems from CVE-2018-14460 involves immediate steps and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Monitor security advisories for any developments related to this vulnerability.
Long-Term Security Practices
- Conduct regular security assessments and code reviews to identify and address vulnerabilities proactively.
- Implement robust input validation mechanisms to prevent buffer over-read issues.
Patching and Updates
Ensure that the HDF HDF5 library is updated to a patched version that addresses the heap-based buffer over-read vulnerability.