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CVE-2018-4404

HighPublished

In iOS before 11.4 and macOS High Sierra before 10.13.5, a memory corruption issue exists and was addressed with improved memory handling.

Published: Jan 11, 2019
Updated: Aug 5, 2024
Assigning CNA: apple
Evidence observed: Dec 14, 2018

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

37.5%

Moderate · next 30 days

Percentile: 98.5%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

In iOS before 11.4 and macOS High Sierra before 10.13.5, a memory corruption issue exists and was addressed with improved memory handling.

Sources

Safari - Proxy Object Type Confusion (Metasploit)Exploit
Metasploit · macos · Dec 14, 2018

Responsible use

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