CVE-2020-5974 : Exploit Details and Defense Strategies
Learn about CVE-2020-5974 affecting NVIDIA JetPack SDK versions 4.2 and 4.3. Understand the privilege escalation risk and how to mitigate this vulnerability.
NVIDIA JetPack SDK, version 4.2 and 4.3, contains a vulnerability in its installation scripts that incorrectly set permissions on certain directories, leading to an escalation of privileges.
Understanding CVE-2020-5974
NVIDIA JetPack SDK versions 4.2 and 4.3 are affected by a privilege escalation vulnerability.
What is CVE-2020-5974?
This CVE identifies a security flaw in NVIDIA JetPack SDK versions 4.2 and 4.3, where incorrect permissions in installation scripts can be exploited to elevate privileges.
The Impact of CVE-2020-5974
The vulnerability allows unauthorized users to gain elevated privileges on systems running the affected NVIDIA Jetson AGX Xavier, TX1, TX2, and Nano L4T devices, potentially leading to unauthorized access and control.
Technical Details of CVE-2020-5974
NVIDIA JetPack SDK versions 4.2 and 4.3 are susceptible to privilege escalation due to incorrect directory permissions.
Vulnerability Description
The vulnerability arises from the incorrect setting of permissions in specific directories during the installation process of NVIDIA JetPack SDK versions 4.2 and 4.3.
Affected Systems and Versions
- Product: NVIDIA Jetson AGX Xavier, TX1, TX2, and Nano L4T
- Vendor: NVIDIA
- Versions: JetPack SDK 4.2, 4.3
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the directory permissions set by the installation scripts, allowing them to escalate their privileges on the affected systems.
Mitigation and Prevention
To address CVE-2020-5974, follow these mitigation steps:
Immediate Steps to Take
- Apply the latest security patches provided by NVIDIA.
- Monitor system logs for any unusual activities indicating privilege escalation attempts.
Long-Term Security Practices
- Regularly update NVIDIA JetPack SDK to the latest versions to mitigate known vulnerabilities.
- Implement the principle of least privilege to restrict user permissions and minimize the impact of potential privilege escalation attacks.
Patching and Updates
- Stay informed about security advisories from NVIDIA and promptly apply patches to secure your systems against known vulnerabilities.