What is CVE-2022-42275?

CVE-2022-42275 is a high-severity vulnerability in Nvidia Bmc, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 7.7/10. Published 2023-01-13.

How severe is CVE-2022-42275?

High severity. CVSS v3 base score is 7.7 out of 10.

Auth bypass in Nvidia Bmc

CVE-2022-42275

NVIDIA BMC IPMI handler allows an unauthenticated host to write to a host SPI flash bypassing secureboot protections. This may lead to a loss of integrity and denial of service.

EPSS: 0.002 (9.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Affected products

Nvidia Bmc
Nvidia Dgx_a100
Nvidia Dgx Servers — versions All BMC firmware versions prior to 00.19.07

Weakness classification (CWE)

CWE-288 — Authentication Bypass Using an Alternate Path or Channel
CWE-306 — Missing Authentication for Critical Function

References

psirt@nvidia.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-42275?: CVE-2022-42275 is a high-severity vulnerability in Nvidia Bmc, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 7.7/10. Published 2023-01-13.
How severe is CVE-2022-42275?: High severity. CVSS v3 base score is 7.7 out of 10.