High severity7.5NVD Advisory· Published Apr 3, 2019· Updated Jun 17, 2026

CVE-2018-4398

Description

An issue existed in the method for determining prime numbers. This issue was addressed by using pseudorandom bases for testing of primes. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1, iTunes 12.9.1, iCloud for Windows 7.8.

AI Insight

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

Affected products

Apple Inc./iCloud
cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*
Range: <7.8
Apple Inc./iTunes2 versions
cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:apple:itunes:*:*:*:*:*:*:*:*range: <12.9.1
- (no CPE)range: <12.9.1
Apple Inc./Iphone OS
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Range: <12.1
Apple Inc./Mac OS X
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Range: <10.14.1
Apple Inc./tvOS
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Range: <12.1
Apple Inc./watchOS
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Range: <5.1
Apple Inc./macOSllm-fuzzy
Range: <10.14.1
Apple Inc./iOSllm-fuzzy
Range: <12.1

Patches

Vulnerability mechanics

References

support.apple.com/kb/HT209192nvdVendor Advisory
support.apple.com/kb/HT209193nvdVendor Advisory
support.apple.com/kb/HT209194nvdVendor Advisory
support.apple.com/kb/HT209195nvdVendor Advisory
support.apple.com/kb/HT209197nvdVendor Advisory
support.apple.com/kb/HT209198nvdVendor Advisory

News mentions

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