CVE-2018-19758 : Security Advisory and Response
Learn about CVE-2018-19758, a denial of service vulnerability in libsndfile version 1.0.28 due to a heap-based buffer over-read. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A denial of service vulnerability in libsndfile version 1.0.28 can be exploited through a heap-based buffer over-read during the execution of wav_write_header.
Understanding CVE-2018-19758
What is CVE-2018-19758?
This CVE refers to a specific vulnerability in libsndfile version 1.0.28 that allows for a denial of service attack due to a heap-based buffer over-read in wav.c during wav_write_header execution.
The Impact of CVE-2018-19758
The vulnerability can be exploited to cause a denial of service, potentially disrupting the normal operation of systems using the affected version of libsndfile.
Technical Details of CVE-2018-19758
Vulnerability Description
A heap-based buffer over-read at wav.c in wav_write_header in libsndfile 1.0.28 leads to a denial of service.
Affected Systems and Versions
- Affected Version: 1.0.28
Exploitation Mechanism
The vulnerability can be exploited by triggering the heap-based buffer over-read during the execution of wav_write_header in the affected version of libsndfile.
Mitigation and Prevention
Immediate Steps to Take
- Update libsndfile to a non-vulnerable version if available.
- Monitor vendor security advisories for patches and updates.
Long-Term Security Practices
- Regularly update software and libraries to patched versions.
- Implement network security measures to detect and prevent exploitation attempts.
Patching and Updates
- Apply patches or updates provided by the vendor to address the vulnerability.