CVE-2021-40608 : Security Advisory and Response

This CVE record pertains to a vulnerability in the gf_hinter_track_finalize function in GPAC 1.0.1 that could lead to a denial of service attack.

Understanding CVE-2021-40608

This section will provide insights into the nature of the vulnerability and its implications.

What is CVE-2021-40608?

The gf_hinter_track_finalize function in GPAC 1.0.1 is susceptible to exploitation by attackers to trigger a denial of service by using a specifically crafted file within the MP4Box command.

The Impact of CVE-2021-40608

Exploiting this vulnerability can result in a denial of service condition on the affected system, potentially disrupting its normal operations.

Technical Details of CVE-2021-40608

This section aims to dive deeper into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises in the gf_hinter_track_finalize function in GPAC 1.0.1, allowing attackers to disrupt service by manipulating a file in the MP4Box command.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions: n/a (all versions affected)

Exploitation Mechanism

The vulnerability can be exploited by crafting a malicious file and executing it within the MP4Box command, triggering the denial of service condition.

Mitigation and Prevention

In this section, we will explore strategies to mitigate and prevent exploitation of this vulnerability.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Avoid opening untrusted MP4 files.
Restrict the usage of MP4Box command to trusted sources.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement network-level security measures to detect and block malicious activities.
Conduct security audits and assessments periodically.

Patching and Updates

It is crucial to install patches released by GPAC to address this vulnerability and enhance the security posture of the system.