CVE-2018-20502 : Vulnerability Insights and Analysis
Learn about CVE-2018-20502, a vulnerability in Bento4 1.5.1-627 causing excessive memory allocation in AP4_DataBuffer class. Find out the impact, affected systems, exploitation, and mitigation steps.
Bento4 1.5.1-627 Excessive Memory Allocation Vulnerability
Understanding CVE-2018-20502
What is CVE-2018-20502?
CVE-2018-20502 is a vulnerability identified in Bento4 1.5.1-627 that leads to excessive memory allocation in the AP4_DataBuffer class when called from AP4_HvccAtom::Create in Core/Ap4HvccAtom.cpp.
The Impact of CVE-2018-20502
The vulnerability can result in memory allocation issues, potentially leading to denial of service or arbitrary code execution.
Technical Details of CVE-2018-20502
Vulnerability Description
The issue arises from an attempt at excessive memory allocation in the AP4_DataBuffer class.
Affected Systems and Versions
- Product: Bento4 1.5.1-627
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability is exploited by triggering the excessive memory allocation in the AP4_DataBuffer class.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor patches or updates if available.
- Monitor vendor communications for security advisories.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Implement secure coding practices to prevent memory-related vulnerabilities.
Patching and Updates
- Check for patches or updates from the vendor to address the memory allocation issue.