CVE-2019-14437 : Vulnerability Insights and Analysis
Learn about CVE-2019-14437, a heap-based buffer over-read vulnerability in VLC media player version 3.0.7.1. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A heap-based buffer over-read vulnerability exists in the VLC media player version 3.0.7.1 due to improper validation of array boundaries in the xiph_SplitHeaders function.
Understanding CVE-2019-14437
This CVE entry describes a security issue in the VLC media player that could be exploited by an attacker to trigger a heap-based buffer over-read.
What is CVE-2019-14437?
The vulnerability in the xiph_SplitHeaders function of the VLC media player version 3.0.7.1 allows for a heap-based buffer over-read when processing a manipulated .ogg file.
The Impact of CVE-2019-14437
The vulnerability could be exploited by an attacker to execute arbitrary code or cause a denial of service by crashing the application.
Technical Details of CVE-2019-14437
The technical details of the vulnerability in the VLC media player version 3.0.7.1 are as follows:
Vulnerability Description
The xiph_SplitHeaders function in modules/demux/xiph.h does not properly validate array boundaries, leading to a heap-based buffer over-read.
Affected Systems and Versions
- Product: VLC media player
- Version: 3.0.7.1
Exploitation Mechanism
The vulnerability can be exploited by an attacker by manipulating a .ogg file to trigger the heap-based buffer over-read.
Mitigation and Prevention
To address CVE-2019-14437, follow these mitigation strategies:
Immediate Steps to Take
- Update VLC media player to the latest version.
- Avoid opening untrusted .ogg files.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
Ensure timely patching of software and systems to protect against known vulnerabilities.