CRITICAL

CVE-2018-4367

CVSS v3

9.8

CRITICAL

EPSS Score

6.5 %

exploit probability, as of 2026-10-18

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2018-4367 yet.

Full record on NVD

Description

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12.1.

Technical details

Published: 2019-04-03
Exploit-DB: EDB-45787

Frequently asked questions

What is CVE-2018-4367?

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12.1.

Is CVE-2018-4367 actively exploited?

Active exploitation of CVE-2018-4367 has not been confirmed. Its EPSS score was 6.5% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-4367?

CVE-2018-4367 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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