How severe is CVE-2023-31009?

CVE-2023-31009 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2023-31009 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31009?

CVE-2023-31009 affects Nvidia Dgx H100 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31009?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-31009 published?

CVE-2023-31009 was published on 2023-09-20 and last updated on 2026-06-17.

CVE-2023-31009

CVE-2023-31009 is a high-severity vulnerability in Nvidia Dgx H100 Firmware with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 8.3)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Nvidia Dgx H100 Firmware
Published: 2023-09-20
Last modified: 2026-06-17

Description

NVIDIA DGX H100 BMC contains a vulnerability in the REST service, where an attacker may cause improper input validation. A successful exploit of this vulnerability may lead to code execution, denial of service, escalation of privileges, and information disclosure.

Frequently asked questions

What is CVE-2023-31009?: NVIDIA DGX H100 BMC contains a vulnerability in the REST service, where an attacker may cause improper input validation. A successful exploit of this vulnerability may lead to code execution, denial of service, escalation of privileges, and information disclosure.
How severe is CVE-2023-31009?: CVE-2023-31009 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2023-31009 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31009?: CVE-2023-31009 affects Nvidia Dgx H100 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31009?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-31009 published?: CVE-2023-31009 was published on 2023-09-20 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5473

Affected products (1)

cpe:2.3:o:nvidia:dgx_h100_firmware:*:*:*:*:bmc:*:*:*

More vulnerabilities in Nvidia Dgx H100 Firmware

CVE-2023-25528 — High (CVSS 8.8): NVIDIA DGX H100 baseboard management controller (BMC) contains a vulnerability in a web server plugin, where an…
CVE-2023-25533 — High (CVSS 8.3): NVIDIA DGX H100 BMC contains a vulnerability in the web UI, where an attacker may cause improper input validation. A…
CVE-2023-25530 — High (CVSS 8.0): NVIDIA DGX H100 BMC contains a vulnerability in the KVM service, where an attacker may cause improper input validation.…
CVE-2023-25529 — High (CVSS 8.0): NVIDIA DGX H100 BMC and DGX A100 BMC contains a vulnerability in the host KVM daemon, where an unauthenticated attacker…
CVE-2023-25527 — High (CVSS 7.8): NVIDIA DGX H100 BMC contains a vulnerability in the host KVM daemon, where an authenticated local attacker may cause…
CVE-2023-25531 — High (CVSS 7.6): NVIDIA DGX H100 BMC contains a vulnerability in IPMI, where an attacker may cause insufficient protection of…

All CVEs affecting Nvidia Dgx H100 Firmware →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →