CVE-2021-36412 : Vulnerability Insights and Analysis
CVE-2021-36412 poses a heap-based buffer overflow risk in MP4Box in GPAC 1.0.1, allowing attackers to exploit the vulnerability via specially crafted files. Learn about the impact, technical details, and mitigation steps.
A heap-based buffer overflow vulnerability exists in MP4Box in GPAC 1.0.1 via the gp_rtp_builder_do_mpeg12_video function, allowing attackers to potentially have unspecified impacts through a crafted file in the MP4Box command.
Understanding CVE-2021-36412
This CVE refers to a heap-based buffer overflow vulnerability in MP4Box in GPAC 1.0.1, which can be exploited by attackers through a specially crafted file.
What is CVE-2021-36412?
CVE-2021-36412 is a vulnerability that exists in MP4Box in GPAC 1.0.1 due to the way it handles certain functions, potentially leading to a heap-based buffer overflow.
The Impact of CVE-2021-36412
Exploitation of this vulnerability could allow attackers to execute arbitrary code or cause a denial of service by crashing the application.
Technical Details of CVE-2021-36412
This section covers the technical aspects of the CVE.
Vulnerability Description
The vulnerability is a heap-based buffer overflow in MP4Box via the gp_rtp_builder_do_mpeg12_video function.
Affected Systems and Versions
The affected system includes GPAC 1.0.1. Specific versions or vendors are not provided.
Exploitation Mechanism
Attackers can exploit this vulnerability by using a crafted file in the MP4Box command to trigger the heap-based buffer overflow.
Mitigation and Prevention
Learn how to mitigate and prevent the exploitation of CVE-2021-36412.
Immediate Steps to Take
- Update GPAC to a patched version provided by the vendor.
- Avoid opening untrusted MP4 files.
Long-Term Security Practices
Regularly update software to the latest versions to patch known vulnerabilities.
Patching and Updates
Stay informed about security updates for GPAC and apply patches promptly to secure your system.