How severe is CVE-2020-11488?

CVE-2020-11488 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-11488 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11488?

CVE-2020-11488 affects Intel Bmc Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11488?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-11488 published?

CVE-2020-11488 was published on 2020-10-29 and last updated on 2026-06-17.

CVE-2020-11488

CVE-2020-11488 is a medium-severity vulnerability in Intel Bmc Firmware with a CVSS 3.x base score of 6.7. 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-347.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-347
Affected product: Intel Bmc Firmware
Published: 2020-10-29
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2020-11488?: CVE-2020-11488 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-11488 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11488?: CVE-2020-11488 affects Intel Bmc Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11488?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-11488 published?: CVE-2020-11488 was published on 2020-10-29 and last updated on 2026-06-17.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5010

Affected products (1)

cpe:2.3:o:intel:bmc_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Bmc Firmware

CVE-2020-11486 — Critical (CVSS 9.8): NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30, contain a vulnerability in the AMI BMC…
CVE-2020-11483 — Critical (CVSS 9.8): NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30 and all DGX-2 with BMC firmware versions…
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CVE-2020-11485 — High (CVSS 8.8): NVIDIA DGX servers, all DGX-1 with BMC firmware versions prior to 3.38.30, contains a Cross-Site Request Forgery (CSRF)…
CVE-2018-3682 — High (CVSS 8.2): BMC Firmware in Intel server boards, compute modules, and systems potentially allow an attacker with administrative…
CVE-2020-12380 — High (CVSS 7.8): Out of bounds read in the BMC firmware for some Intel(R) Server Boards, Server Systems and Compute Modules before…

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