CVE-2019-5680 : What You Need to Know
Discover the security flaw in NVIDIA Jetson TX1 L4T R32 versions prior to 32.2. Learn about the risks of code execution, denial of service, and privilege escalation, and find mitigation steps.
NVIDIA Jetson TX1 L4T R32 versions prior to 32.2 are affected by a security flaw in the Tegra bootloader, specifically in the nvtboot component. This vulnerability could potentially lead to code execution, denial of service, or privilege escalation.
Understanding CVE-2019-5680
The vulnerability in the Tegra bootloader of NVIDIA Jetson TX1 L4T R32 versions prior to 32.2 poses significant security risks.
What is CVE-2019-5680?
The flaw in the nvtboot component allows the loading of the nvtboot-cpu image without proper validation of the load address, opening avenues for malicious activities.
The Impact of CVE-2019-5680
The vulnerability could result in severe consequences such as code execution, denial of service, or privilege escalation, compromising the integrity and security of the affected systems.
Technical Details of CVE-2019-5680
NVIDIA Jetson TX1 L4T R32 versions prior to 32.2 are susceptible to exploitation due to the security flaw in the Tegra bootloader.
Vulnerability Description
The nvtboot component flaw permits the loading of the nvtboot-cpu image without validating the load address, creating opportunities for unauthorized code execution, denial of service attacks, or privilege escalation.
Affected Systems and Versions
- Product: NVIDIA Jetson TX1
- Vendor: NVIDIA
- Vulnerable Version: R32 versions prior to 32.2
Exploitation Mechanism
The vulnerability allows threat actors to exploit the nvtboot-cpu image loading process, potentially leading to code execution, denial of service, or privilege escalation on affected systems.
Mitigation and Prevention
Taking immediate action and implementing long-term security measures are crucial to mitigate the risks associated with CVE-2019-5680.
Immediate Steps to Take
- Apply security patches provided by NVIDIA promptly.
- Monitor for any unusual system behavior that could indicate exploitation.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch all software and firmware on NVIDIA Jetson TX1 devices.
- Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.
Patching and Updates
- Stay informed about security advisories and updates from NVIDIA.
- Ensure timely installation of patches to address known vulnerabilities.