What is the CVSS score of CVE-2020-11487?

CVE-2020-11487 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-2020-11487

HIGH

Use of Hard-coded Credentials (CWE-798)

2020-10-29 psirt@nvidia.com

Nvidia Authentication Bypass 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, DGX-1 with BMC firmware versions prior to 3.38.30. DGX-2 with BMC firmware versions prior to 1.06.06 and all DGX A100 Servers with all BMC firmware versions, contains a vulnerability in the AMI BMC firmware in which the use of a hard-coded RSA 1024 key with weak ciphers may lead to information disclosure.

AnalysisAI

NVIDIA DGX servers, DGX-1 with BMC firmware versions prior to 3.38.30. 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 as Use of Hard-coded Credentials (CWE-798), which allows attackers to gain access using credentials embedded in source code. NVIDIA DGX servers, DGX-1 with BMC firmware versions prior to 3.38.30. DGX-2 with BMC firmware versions prior to 1.06.06 and all DGX A100 Servers with all BMC firmware versions, contains a vulnerability in the AMI BMC firmware in which the use of a hard-coded RSA 1024 key with weak ciphers 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. Remove hard-coded credentials, use environment variables or secrets management, rotate exposed credentials immediately.