CVE-2018-4391: Medium severity macos high sierra vulnerability

Published Oct 31, 2017
·
Updated

LinkPresentation. An inconsistent user interface issue was addressed with improved state management.

Other sources

Messages. An inconsistent user interface issue was addressed with improved state management.

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan, watchOS 4.3, iOS 12.1. Processing a maliciously crafted text message may lead to UI spoofing.

Credit

Rayyan Bijoora@@Bijoora(The City School), PAF Chapter

Affected Software

9 affected componentsFixes available
Apple macOS High Sierra<10.13.1
10.13.1
Apple Sierra
Apple El Capitan
Apple WatchOS<4.3
4.3
Apple iOS<11.3
11.3
Apple iOS<12.1
12.1
Apple iPhone OS<12.1
Apple iOS and macOS>=10.13<10.13.1
Apple WatchOS<4.3

Event History

Oct 27, 2020
CVE Published
via MITRE·07:19 PM
Data Sourced
via MITRE·07:19 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2018-4391?

CVE-2018-4391 refers to an inconsistent user interface issue in Messages that has been fixed in several Apple software updates.

2

How can the inconsistent user interface issue in Messages be exploited?

The issue can be exploited by processing a maliciously crafted text message, which may lead to UI spoofing.

3

Which Apple software versions are affected by CVE-2018-4391?

CVE-2018-4391 affects macOS High Sierra versions up to 10.13.1, iOS versions up to 11.3 and 12.1, watchOS versions up to 4.3, as well as iPhone OS versions up to 12.1.

4

How can I fix the inconsistent user interface issue in Messages?

To fix the issue, update to macOS High Sierra 10.13.1, apply Security Update 2017-001 for Sierra, apply Security Update 2017-004 for El Capitan, upgrade to watchOS 4.3, or update iOS to version 12.1.

5

What is the severity of CVE-2018-4391?

CVE-2018-4391 has a severity rating of 5.5, which is considered medium.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203