CVE-2020-22028 : Security Advisory and Response
Learn about CVE-2020-22028, a Buffer Overflow vulnerability in FFmpeg 4.2 that could lead to a remote Denial of Service attack. Find mitigation steps and preventive measures here.
A Buffer Overflow vulnerability in FFmpeg 4.2 could lead to a remote Denial of Service attack.
Understanding CVE-2020-22028
This CVE involves a specific vulnerability in FFmpeg 4.2 that could be exploited to cause a Denial of Service remotely.
What is CVE-2020-22028?
The vulnerability exists in filter_vertically_8 at libavfilter/vf_avgblur.c in FFmpeg 4.2, potentially allowing attackers to trigger a Buffer Overflow.
The Impact of CVE-2020-22028
Exploitation of this vulnerability could result in a remote Denial of Service attack, disrupting the availability of the affected system.
Technical Details of CVE-2020-22028
This section provides more technical insights into the CVE.
Vulnerability Description
The Buffer Overflow vulnerability in FFmpeg 4.2 occurs in filter_vertically_8 at libavfilter/vf_avgblur.c, posing a risk of remote Denial of Service.
Affected Systems and Versions
- Product: FFmpeg 4.2
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability can be exploited remotely to trigger a Buffer Overflow, potentially leading to a Denial of Service attack.
Mitigation and Prevention
Protecting systems from CVE-2020-22028 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches promptly to mitigate the vulnerability.
- Monitor vendor advisories for updates and guidance.
Long-Term Security Practices
- Regularly update software and libraries to prevent known vulnerabilities.
- Implement network security measures to detect and block malicious activities.
Patching and Updates
- Install the latest security updates provided by FFmpeg to address the Buffer Overflow vulnerability.