CVE-2020-5987 : Vulnerability Insights and Analysis
Learn about CVE-2020-5987, a vulnerability in NVIDIA vGPU Software versions 8.x, 10.x, and 11.0 allowing for denial of service or privilege escalation. Find mitigation steps and patching details here.
NVIDIA Virtual GPU Manager contains a vulnerability that allows guests to manipulate parameters, potentially leading to denial of service or privilege escalation.
Understanding CVE-2020-5987
This CVE involves a vulnerability in NVIDIA vGPU Software versions 8.x (prior to 8.5), 10.x (prior to 10.4), and 11.0.
What is CVE-2020-5987?
The vulnerability in the vGPU plugin of NVIDIA Virtual GPU Manager allows guests to retain control over parameters after validation, enabling them to pass invalid parameters to plugin handlers, posing a risk of denial of service or privilege escalation.
The Impact of CVE-2020-5987
The vulnerability may result in denial of service attacks or unauthorized privilege escalation within affected systems running the specified versions of NVIDIA vGPU Software.
Technical Details of CVE-2020-5987
NVIDIA vGPU Software versions 8.x (prior to 8.5), 10.x (prior to 10.4), and 11.0 are affected by this vulnerability.
Vulnerability Description
The flaw allows guests to maintain write access to parameters post-validation, potentially leading to the passing of invalid parameters to plugin handlers.
Affected Systems and Versions
- NVIDIA vGPU Software version 8.x (prior to 8.5)
- NVIDIA vGPU Software version 10.x (prior to 10.4)
- NVIDIA vGPU Software version 11.0
Exploitation Mechanism
Guests can exploit the vulnerability by manipulating parameters even after validation, allowing them to pass unauthorized parameters to plugin handlers.
Mitigation and Prevention
Immediate Steps to Take:
- Apply vendor-supplied patches or updates promptly.
- Monitor NVIDIA's security advisories for relevant information.
Long-Term Security Practices:
- Regularly update and patch software to mitigate known vulnerabilities.
- Implement network segmentation and access controls to limit potential attack surfaces.
- Conduct regular security assessments and audits to identify and address security gaps.
- Stay informed about emerging threats and security best practices.
Patching and Updates
Ensure that affected systems are updated with the latest patches provided by NVIDIA to address the vulnerability.