CVE-2020-6095 : What You Need to Know
Learn about CVE-2020-6095, a high severity denial of service vulnerability in GStreamer/gst-rtsp-server 1.14.5. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
An exploitable denial of service vulnerability exists in the GstRTSPAuth functionality of GStreamer/gst-rtsp-server 1.14.5. A specially crafted RTSP setup request can cause a null pointer deference resulting in denial-of-service. This CVE has a CVSS base score of 7.5, indicating a high severity issue.
Understanding CVE-2020-6095
This CVE involves a vulnerability in GStreamer/gst-rtsp-server 1.14.5 that can be exploited to cause a denial of service.
What is CVE-2020-6095?
CVE-2020-6095 is a vulnerability in GStreamer/gst-rtsp-server 1.14.5 that allows an attacker to trigger a denial of service by sending a specially crafted RTSP setup request.
The Impact of CVE-2020-6095
The vulnerability can be exploited by an attacker to cause a null pointer deference, leading to a denial-of-service condition. The availability impact is high, with a CVSS base score of 7.5.
Technical Details of CVE-2020-6095
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability is due to unchecked return value to null pointer dereference in the GstRTSPAuth functionality of GStreamer/gst-rtsp-server 1.14.5.
Affected Systems and Versions
- Product: GStreamer
- Version: GStreamer gst-rtsp-server 1.14.5
Exploitation Mechanism
An attacker can exploit this vulnerability by sending a malicious packet containing a specially crafted RTSP setup request to trigger the null pointer deference.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the impact of CVE-2020-6095 and prevent future occurrences.
Immediate Steps to Take
- Apply vendor patches or updates to address the vulnerability.
- Monitor network traffic for any signs of exploitation.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly update and patch software to protect against known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address weaknesses.
Patching and Updates
- Check for security advisories from GStreamer and apply patches promptly.
- Keep the GStreamer/gst-rtsp-server software up to date to prevent exploitation of known vulnerabilities.