CVE-2020-11616 Explained : Impact and Mitigation

NVIDIA DGX servers, all BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware that may lead to information disclosure.

Understanding CVE-2020-11616

NVIDIA DGX servers with specific BMC firmware versions are affected by a cryptographic weakness that could result in information disclosure.

What is CVE-2020-11616?

This CVE identifies a vulnerability in the Pseudo-Random Number Generator (PRNG) algorithm used in the JSOL package of the AMI BMC firmware on NVIDIA DGX servers.

The Impact of CVE-2020-11616

The vulnerability in the PRNG algorithm could potentially lead to information disclosure on affected NVIDIA DGX servers.

Technical Details of CVE-2020-11616

NVIDIA DGX servers with BMC firmware versions prior to 3.38.30 are susceptible to this vulnerability.

Vulnerability Description

The vulnerability lies in the weak cryptographic strength of the PRNG algorithm used in the JSOL package of the AMI BMC firmware.

Affected Systems and Versions

Product: NVIDIA DGX Servers
Vendor: NVIDIA
Versions Affected: All DGX-1 with BMC firmware versions prior to 3.38.30

Exploitation Mechanism

The vulnerability could be exploited by malicious actors to potentially access sensitive information due to the weak PRNG algorithm.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-11616.

Immediate Steps to Take

Update BMC firmware to version 3.38.30 or later to mitigate the vulnerability.
Monitor for any unauthorized access or data disclosure on affected systems.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Implement strong access controls and encryption protocols to safeguard sensitive data.

Patching and Updates

NVIDIA provides firmware updates to address vulnerabilities like CVE-2020-11616.
Stay informed about security advisories from NVIDIA to apply patches promptly.