CVE-2018-4344

State: Published
Severity: 7.8 High
Published: Apr 3, 2019
Updated: Oct 21, 2025
Reserved: Jan 2, 2018

Description

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

Affected Products

Product	Versions
iOS, macOS, tvOS, watchOSn/a	Versions prior to: iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5Affected

References

https://support.apple.com/kb/HT209107
https://support.apple.com/kb/HT209106
https://support.apple.com/kb/HT209139
https://support.apple.com/kb/HT209108
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4344government-resource

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