How severe is CVE-2021-0051?

CVE-2021-0051 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-0051 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-0051?

CVE-2021-0051 affects Intel Server Platform Services. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-0051?

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

When was CVE-2021-0051 published?

CVE-2021-0051 was published on 2021-06-09 and last updated on 2026-06-17.

CVE-2021-0051

CVE-2021-0051 is a medium-severity vulnerability in Intel Server Platform Services with a CVSS 3.x base score of 4.4. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Intel Server Platform Services
Published: 2021-06-09
Last modified: 2026-06-17

Description

Improper input validation in the Intel(R) SPS versions before SPS_E5_04.04.04.023.0, SPS_E5_04.04.03.228.0 or SPS_SoC-A_05.00.03.098.0 may allow a privileged user to potentially enable denial of service via local access.

Frequently asked questions

What is CVE-2021-0051?: Improper input validation in the Intel(R) SPS versions before SPS_E5_04.04.04.023.0, SPS_E5_04.04.03.228.0 or SPS_SoC-A_05.00.03.098.0 may allow a privileged user to potentially enable denial of service via local access.
How severe is CVE-2021-0051?: CVE-2021-0051 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-0051 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-0051?: CVE-2021-0051 affects Intel Server Platform Services. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-0051?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-0051 published?: CVE-2021-0051 was published on 2021-06-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:intel:server_platform_services:*:*:*:*:*:*:*:*

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CVE-2019-0090 — High (CVSS 7.1): Insufficient access control vulnerability in subsystem for Intel(R) CSME before versions 11.x, 12.0.35 Intel(R) TXE…
CVE-2020-8705 — Medium (CVSS 6.8): Insecure default initialization of resource in Intel(R) Boot Guard in Intel(R) CSME versions before 11.8.80, 11.12.80,…
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