Medium severity5.3NVD Advisory· Published Apr 3, 2019· Updated Jun 17, 2026

CVE-2018-4321

Description

A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./macOS Mojavellm-fuzzy
Range: <10.14
Apple Inc./tvOSllm-fuzzy
Range: <12
Apple Inc./iOSllm-fuzzy
Range: <12

Patches

Vulnerability mechanics

References

support.apple.com/kb/HT209106nvdVendor Advisory
support.apple.com/kb/HT209107nvdVendor Advisory
support.apple.com/kb/HT209139nvdVendor Advisory

News mentions

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cvss	0.345
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000