CVE-2018-4391

Description

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.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.32%

Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com

Affected: Apple macOS

References

Link	Tags
https://support.apple.com/en-us/HT209192	vendor advisory
https://support.apple.com/en-us/HT208221	vendor advisory
https://support.apple.com/en-us/HT208696	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-4391?: CVE-2018-4391 has been scored as a medium severity vulnerability.
How to fix CVE-2018-4391?: To fix CVE-2018-4391, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-4391 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2018-4391 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-4391?: CVE-2018-4391 affects Apple macOS, Apple macOS, Apple macOS.

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