CVE-2019-14534 : Exploit Details and Defense Strategies

A denial of service vulnerability exists in VideoLAN VLC media player version 3.0.7.1 due to a NULL pointer dereference in the function SeekPercent of the file asf.c within the demux/asf directory.

Understanding CVE-2019-14534

This CVE entry describes a specific vulnerability in VideoLAN VLC media player version 3.0.7.1 that can lead to a denial of service attack.

What is CVE-2019-14534?

In VideoLAN VLC media player 3.0.7.1, a NULL pointer dereference occurs at the function SeekPercent of demux/asf/asf.c, resulting in a denial of service vulnerability.

The Impact of CVE-2019-14534

The vulnerability can be exploited to trigger a denial of service attack on systems running the affected version of VideoLAN VLC media player.

Technical Details of CVE-2019-14534

This section provides more in-depth technical details about the CVE.

Vulnerability Description

A NULL pointer dereference in the function SeekPercent of the file asf.c within the demux/asf directory in VideoLAN VLC media player version 3.0.7.1.

Affected Systems and Versions

Product: VideoLAN VLC media player
Version: 3.0.7.1

Exploitation Mechanism

The vulnerability can be exploited by triggering the NULL pointer dereference in the SeekPercent function of the asf.c file.

Mitigation and Prevention

Protecting systems from CVE-2019-14534 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update VideoLAN VLC media player to a non-vulnerable version if available.
Monitor vendor security advisories for patches and updates.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement network security measures to detect and prevent denial of service attacks.

Patching and Updates

Apply patches and updates provided by VideoLAN or relevant vendors to address the vulnerability.