CVE-2021-41457 : Vulnerability Insights and Analysis
Learn about CVE-2021-41457, a stack buffer overflow vulnerability in MP4Box 1.1.0 that can lead to denial of service. Find mitigation steps and updates here.
CVE-2021-41457 relates to a stack buffer overflow in MP4Box 1.1.0 that can lead to a denial of service vulnerability.
Understanding CVE-2021-41457
What is CVE-2021-41457?
The CVE-2021-41457 vulnerability involves a stack buffer overflow in MP4Box 1.1.0 at src/filters/dmx_nhml.c in nhmldmx_init_parsing, resulting in a denial of service risk.
The Impact of CVE-2021-41457
This vulnerability can be exploited to cause a denial of service, potentially disrupting services or making them unavailable.
Technical Details of CVE-2021-41457
Vulnerability Description
The vulnerability occurs in MP4Box 1.1.0 with a specific function, leading to a stack buffer overflow that can be abused for a denial of service attack.
Affected Systems and Versions
- Vendor: n/a
- Product: n/a
- Versions: All versions of MP4Box 1.1.0 are affected.
Exploitation Mechanism
The vulnerability is exploited by crafting a specific request that triggers the stack buffer overflow, potentially causing a denial of service condition.
Mitigation and Prevention
Immediate Steps to Take
- Apply security updates provided by the vendor promptly.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update software to mitigate known vulnerabilities.
- Implement network segmentation to isolate critical systems.
Patching and Updates
Patch the affected systems with the latest updates from the vendor to address the vulnerability.