What is CVE-2020-11488?

CVE-2020-11488 is a medium-severity vulnerability in Intel Bmc Firmware, classified under Improper Verification of Cryptographic Signature. CVSS score: 6.7/10. Published 2020-10-29.

How severe is CVE-2020-11488?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Intel Bmc Firmware

CVE-2020-11488

NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30 and all DGX-2 with BMC firmware versions prior to 1.06.06, contains a vulnerability in the AMI BMC firmware in which software does not validate the RSA 1024 public key used to verify the firmware signature, which may lead to information disclosure or code execution.

EPSS: 0.003 (16.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Intel Bmc_firmware
Nvidia Dgx-1
Nvidia Dgx-2
Nvidia Dgx Servers — versions All DGX-1 with BMC firmware versions prior to 3.38.30, and all DGX-2 with BMC firmware versions prior to 1.06.06

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

psirt@nvidia.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-11488?: CVE-2020-11488 is a medium-severity vulnerability in Intel Bmc Firmware, classified under Improper Verification of Cryptographic Signature. CVSS score: 6.7/10. Published 2020-10-29.
How severe is CVE-2020-11488?: Medium severity. CVSS v3 base score is 6.7 out of 10.