What is the CVSS score of CVE-2020-11486?

CVE-2020-11486 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.6%.

Bmc Firmware CVE-2020-11486

CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2020-10-29 psirt@nvidia.com

File Upload RCE Nvidia Bmc Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

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:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 29, 2020 - 04:15 nvd

CRITICAL 9.8

DescriptionNVD

NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which software allows an attacker to upload or transfer files that can be automatically processed within the product's environment, which may lead to remote code execution.

AnalysisAI

NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which software allows an attacker to upload or transfer files that can be. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC firmware in which software allows an attacker to upload or transfer files that can be automatically processed within the product's environment, which may lead to remote code execution. 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. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.