What is the CVSS score of CVE-2020-11616?

CVE-2020-11616 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.3%.

Bmc Firmware CVE-2020-11616

HIGH

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) (CWE-338)

2020-10-29 psirt@nvidia.com

Nvidia Information Disclosure Bmc Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Oct 29, 2020 - 04:15 nvd

HIGH 7.5

DescriptionNVD

NVIDIA DGX servers, all BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which the Pseudo-Random Number Generator (PRNG) algorithm used in the JSOL package that implements the IPMI protocol is not cryptographically strong, which may lead to information disclosure.

AnalysisAI

NVIDIA DGX servers, all BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which the Pseudo-Random Number Generator (PRNG) algorithm used in the JSOL package. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-338. NVIDIA DGX servers, all BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which the Pseudo-Random Number Generator (PRNG) algorithm used in the JSOL package that implements the IPMI protocol is not cryptographically strong, which may lead to information disclosure. Affected products include: Intel Bmc Firmware. Version information: prior to 3.38.30.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.