How severe is CVE-2019-11103?

CVE-2019-11103 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-11103 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-11103?

CVE-2019-11103 affects Intel Converged Security Management Engine Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-11103?

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-2019-11103 published?

CVE-2019-11103 was published on 2019-12-18 and last updated on 2026-06-17.

CVE-2019-11103

CVE-2019-11103 is a high-severity vulnerability in Intel Converged Security Management Engine Firmware with a CVSS 3.x base score of 7.8. 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 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Intel Converged Security Management Engine Firmware
Published: 2019-12-18
Last modified: 2026-06-17

Description

Insufficient input validation in firmware update software for Intel(R) CSME before versions 12.0.45,13.0.10 and 14.0.10 may allow an authenticated user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2019-11103?: Insufficient input validation in firmware update software for Intel(R) CSME before versions 12.0.45,13.0.10 and 14.0.10 may allow an authenticated user to potentially enable escalation of privilege via local access.
How severe is CVE-2019-11103?: CVE-2019-11103 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-11103 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-11103?: CVE-2019-11103 affects Intel Converged Security Management Engine Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-11103?: 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-2019-11103 published?: CVE-2019-11103 was published on 2019-12-18 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00241.html

Affected products (1)

cpe:2.3:o:intel:converged_security_management_engine_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Converged Security Management Engine Firmware

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CVE-2019-0169 — High (CVSS 8.8): Heap overflow in subsystem in Intel(R) CSME before versions 11.8.70, 11.11.70, 11.22.70, 12.0.45; Intel(R) TXE before…
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…
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