Is CVE-2016-4669 in the CISA KEV catalog?

No. CVE-2016-4669 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2016-4669?

CVE-2016-4669 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2016-4669?

CVE-2016-4669 has an EPSS score of 3.73% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2016-4669?

Upgrade iphone os to 10.1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2016-4669

HIGHEPSS 89th pctl

7.8

CVSS v3

NVD

Description

An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. tvOS before 10.0.1 is affected. watchOS before 3.1 is affected. The issue involves the "Kernel" component. It allows local users to execute arbitrary code in a privileged context or cause a denial of service (MIG code mishandling and system crash) via unspecified vectors.

CWE-20Improper Input Validation

How to fix

Remediation Available

iphone osNVD

Affected:< 10.1Fixed in:10.1CVE-2016-4669derived from NVD

mac os xNVD

Affected:< 10.12.1Fixed in:10.12.1CVE-2016-4669derived from NVD

tvosNVD

Affected:< 10.0.1Fixed in:10.0.1CVE-2016-4669derived from NVD

watchosNVD

Affected:< 3.1Fixed in:3.1CVE-2016-4669derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.73%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Exploit1

exploit-db.com

Vendor Advisory4

Third-Party Advisory2

Other references1

packetstormsecurity.com

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.