How severe is CVE-2019-14566?

CVE-2019-14566 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-2019-14566 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-2019-14566?

CVE-2019-14566 primarily affects Intel Software Guard Extensions Sdk. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-14566?

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-2019-14566 published?

CVE-2019-14566 was published on 2019-11-14 and last updated on 2026-06-17.

CVE-2019-14566

CVE-2019-14566 is a high-severity vulnerability in Intel Software Guard Extensions Sdk 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 Software Guard Extensions Sdk
Published: 2019-11-14
Last modified: 2026-06-17

Description

Insufficient input validation in Intel(R) SGX SDK multiple Linux and Windows versions may allow an authenticated user to enable information disclosure, escalation of privilege or denial of service via local access.

Frequently asked questions

What is CVE-2019-14566?: Insufficient input validation in Intel(R) SGX SDK multiple Linux and Windows versions may allow an authenticated user to enable information disclosure, escalation of privilege or denial of service via local access.
How severe is CVE-2019-14566?: CVE-2019-14566 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-2019-14566 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-2019-14566?: CVE-2019-14566 primarily affects Intel Software Guard Extensions Sdk. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-14566?: 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-2019-14566 published?: CVE-2019-14566 was published on 2019-11-14 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:intel:software_guard_extensions_sdk:2.3.100.49777:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.3.101.50222:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.4.100.51291:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.2.100.45311:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.3.100.46354:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.4.100.48163:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.5.100.49891:*:*:*:*:*:*:*
cpe:2.3:a:intel:software_guard_extensions_sdk:2.6.100.51363:*:*:*:*:*:*:*

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