How severe is CVE-2022-29871?

CVE-2022-29871 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-29871 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29871?

CVE-2022-29871 affects Intel Converged Security Management Engine Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-29871?

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

When was CVE-2022-29871 published?

CVE-2022-29871 was published on 2023-08-11 and last updated on 2026-06-17.

CVE-2022-29871

CVE-2022-29871 is a medium-severity vulnerability in Intel Converged Security Management Engine 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Intel Converged Security Management Engine Firmware
Published: 2023-08-11
Last modified: 2026-06-17

Description

Improper access control in the Intel(R) CSME software installer before version 2239.3.7.0 may allow an authenticated user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2022-29871?: Improper access control in the Intel(R) CSME software installer before version 2239.3.7.0 may allow an authenticated user to potentially enable escalation of privilege via local access.
How severe is CVE-2022-29871?: CVE-2022-29871 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-29871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-29871?: CVE-2022-29871 affects Intel Converged Security Management Engine Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-29871?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-29871 published?: CVE-2022-29871 was published on 2023-08-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:intel:converged_security_management_engine_firmware:*:*:*:*:*:*:*:*

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CVE-2022-36392 — High (CVSS 8.6): Improper input validation in some firmware for Intel(R) AMT and Intel(R) Standard Manageability before versions…
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CVE-2018-3627 — High (CVSS 8.2): Logic bug in Intel Converged Security Management Engine 11.x may allow an attacker to execute arbitrary code via local…
CVE-2020-0542 — High (CVSS 7.8): Improper buffer restrictions in subsystem for Intel(R) CSME versions before 12.0.64, 13.0.32, 14.0.33 and 14.5.12 may…

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