How severe is CVE-2022-42271?

CVE-2022-42271 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-42271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-42271?

CVE-2022-42271 affects Nvidia Dgx A100 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42271?

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-2022-42271 published?

CVE-2022-42271 was published on 2023-01-11 and last updated on 2026-06-17.

CVE-2022-42271

CVE-2022-42271 is a high-severity vulnerability in Nvidia Dgx A100 Firmware with a CVSS 3.x base score of 8.4. 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.4)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Nvidia Dgx A100 Firmware
Published: 2023-01-11
Last modified: 2026-06-17

Description

NVIDIA BMC contains a vulnerability in IPMI handler, where an authorized attacker can cause a buffer overflow and cause a denial of service or gain code execution

Frequently asked questions

What is CVE-2022-42271?: NVIDIA BMC contains a vulnerability in IPMI handler, where an authorized attacker can cause a buffer overflow and cause a denial of service or gain code execution
How severe is CVE-2022-42271?: CVE-2022-42271 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-42271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-42271?: CVE-2022-42271 affects Nvidia Dgx A100 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42271?: 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-2022-42271 published?: CVE-2022-42271 was published on 2023-01-11 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5435

Affected products (1)

cpe:2.3:o:nvidia:dgx_a100_firmware:*:*:*:*:bmc:*:*:*

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