CVE-2023-31035: dgx a100 Input Validation Flaw — Fix

Description

NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may cause an SMI callout vulnerability that could be used to execute arbitrary code at the SMM level. A successful exploit of this vulnerability may lead to code execution, denial of service, escalation of privileges, and information disclosure.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
nvidia	dgx_a100_firmware	< 1.25
nvidia	dgx_a100	All

References

Advisories & Patches

https://nvidia.custhelp.com/app/answers/detail/a_id/5510 https://nvidia.custhelp.com/app/answers/detail/a_id/5510

Frequently Asked Questions

What is CVE-2023-31035? +

NVIDIA DGX A100 SBIOS contains a vulnerability where an attacker may cause an SMI callout vulnerability that could be used to execute arbitrary code at the SMM level. A successful exploit of this vulnerability may lead to code execution, denial of service, escalation of privileges, and information disclosure. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-31035? +

CVE-2023-31035 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-31035? +

CVE-2023-31035 affects products from nvidia, specifically: dgx_a100, dgx_a100_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-31035? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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