Vulnerability Monitor

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CVE-2018-4344

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.

Published

2019-04-03T18:29:09.173

Last Modified

2025-10-23T18:51:26.880

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119
Type: Secondary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	apple	iphone_os	< 12.0	Yes
Operating System	apple	mac_os_x	< 10.14	Yes
Operating System	apple	tvos	< 12.0	Yes
Operating System	apple	watchos	< 5.0	Yes

References

https://support.apple.com/kb/HT209106 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/kb/HT209107 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/kb/HT209108 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/kb/HT209139 Release Notes, Vendor Advisory ([email protected])
https://support.apple.com/kb/HT209106 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT209107 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT209108 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT209139 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4344 US Government Resource (134c704f-9b21-4f2e-91b3-4a467353bcc0)