CVE-2018-4361

Name: CVE-2018-4361
Creator: NVD / NIST
Published: 2019-04-03T18:29:10.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.17%

Last modified Jun 17, 2026

CVE-2018-4361 is a vulnerability of currently unknown severity. A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.. EPSS estimates a 2.17% chance of exploitation in the next 30 days.

Description

A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Metrics

EPSS Probability

2.17%

80.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Safari	< 12
Apple	Iphone Os	< 12.0
Apple	Tvos	< 12
Apple	Watchos	< 5.0
Apple	Icloud	< 7.7
Apple	Itunes	< 12.9

References

https://support.apple.com/HT209106Vendor Advisory
https://support.apple.com/HT209107Vendor Advisory
https://support.apple.com/HT209108Vendor Advisory
https://support.apple.com/HT209109Vendor Advisory
https://support.apple.com/HT209140Vendor Advisory
https://support.apple.com/HT209141Vendor Advisory
https://support.apple.com/HT209106Vendor Advisory
https://support.apple.com/HT209107Vendor Advisory
https://support.apple.com/HT209108Vendor Advisory
https://support.apple.com/HT209109Vendor Advisory
https://support.apple.com/HT209140Vendor Advisory
https://support.apple.com/HT209141Vendor Advisory

Timeline

Published: Apr 3, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-4361?

A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

How severe is CVE-2018-4361?

Severity scoring for CVE-2018-4361 is pending analysis. The EPSS model estimates a 2.17% probability of exploitation in the next 30 days.

How do I fix CVE-2018-4361?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-4361?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST