CVE-2018-21015 : What You Need to Know

GPAC version 0.7.1 contains a vulnerability in the function AVC_DuplicateConfig() that can be exploited by remote attackers, leading to a denial of service and application crash due to a null pointer dereference.

Understanding CVE-2018-21015

This CVE entry describes a specific vulnerability in GPAC version 0.7.1.

What is CVE-2018-21015?

The vulnerability in AVC_DuplicateConfig() in GPAC 0.7.1 allows remote attackers to trigger a denial of service by causing a null pointer dereference and application crash through a specially crafted file.

The Impact of CVE-2018-21015

The exploitation of this vulnerability can result in a denial of service, potentially leading to system instability and crashes.

Technical Details of CVE-2018-21015

This section provides technical details of the vulnerability.

Vulnerability Description

The issue arises from a specific line of code in AVC_DuplicateConfig() that can lead to a null pointer dereference and application crash.

Affected Systems and Versions

Affected Version: GPAC 0.7.1
Systems using GPAC 0.7.1 are vulnerable to this exploit.

Exploitation Mechanism

The vulnerability can be exploited by remote attackers through a crafted file, triggering a null pointer dereference and application crash.

Mitigation and Prevention

Protecting systems from CVE-2018-21015 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update GPAC to a patched version to mitigate the vulnerability.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement network security measures to prevent remote attacks.

Patching and Updates

Stay informed about security updates for GPAC and apply them as soon as they are available.