CVE-2021-31257 : Vulnerability Insights and Analysis
Learn about CVE-2021-31257, a security vulnerability in GPAC 1.0.1 allowing denial of service attacks via crafted files in the MP4Box command. Find mitigation steps here.
GPAC 1.0.1's HintFile function is vulnerable, allowing attackers to trigger a denial of service via a crafted file in the MP4Box command.
Understanding CVE-2021-31257
This CVE highlights a vulnerability in GPAC 1.0.1 that can be exploited to cause a denial of service attack.
What is CVE-2021-31257?
The vulnerability in the HintFile function of GPAC 1.0.1 enables attackers to execute a denial of service attack by using a specially crafted file with the MP4Box command.
The Impact of CVE-2021-31257
The impact of this vulnerability is the potential for attackers to exploit the system, leading to a NULL pointer dereference and causing a denial of service condition.
Technical Details of CVE-2021-31257
This section provides further technical insights into the vulnerability.
Vulnerability Description
The HintFile function in GPAC 1.0.1 can be abused by adversaries to carry out a denial of service attack through manipulation of files in the MP4Box command.
Affected Systems and Versions
The vulnerability affects GPAC version 1.0.1.
Exploitation Mechanism
By crafting a malicious file in the MP4Box command, threat actors can exploit this vulnerability to trigger a denial of service attack.
Mitigation and Prevention
Discover how to address and safeguard against CVE-2021-31257.
Immediate Steps to Take
It is recommended to update GPAC to a secure version and avoid processing untrusted files using the MP4Box command.
Long-Term Security Practices
Maintain updated software and employ secure coding practices to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security patches released by GPAC and promptly apply them to protect against CVE-2021-31257.