CVE-2023-42843

Name: CVE-2023-42843
Creator: NVD / NIST
Published: 2024-02-21T07:15:48.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.86%

Last modified Jun 17, 2026

CVE-2023-42843 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. An inconsistent user interface issue was addressed with improved state management. This issue is fixed in iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, Safari 17.1, macOS Sonoma 14.1. EPSS estimates a 0.86% chance of exploitation in the next 30 days.

Description

An inconsistent user interface issue was addressed with improved state management. This issue is fixed in iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, Safari 17.1, macOS Sonoma 14.1. Visiting a malicious website may lead to address bar spoofing.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.86%

53.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Safari	< 17.1
Apple	Ipad Os	< 16.7.2
Apple	Ipad Os	>= 17.0, < 17.1
Apple	Iphone Os	< 16.7.2
Apple	Iphone Os	>= 17.0, < 17.1
Apple	Macos	14.0
Fedoraproject	Fedora	40
Webkitgtk	Webkitgtk	< 2.44.0
Wpewebkit	Wpe Webkit	< 2.44.0

References

http://www.openwall.com/lists/oss-security/2024/03/26/1Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IXLXIOAH5S7J22LJTCIAVFVVJ4TESAX4/Mailing List
https://support.apple.com/en-us/HT213981Vendor Advisory
https://support.apple.com/en-us/HT213982Vendor Advisory
https://support.apple.com/en-us/HT213984Vendor Advisory
https://support.apple.com/en-us/HT213986Vendor Advisory
http://www.openwall.com/lists/oss-security/2024/03/26/1Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IXLXIOAH5S7J22LJTCIAVFVVJ4TESAX4/Mailing List
https://support.apple.com/en-us/HT213981Vendor Advisory
https://support.apple.com/en-us/HT213982Vendor Advisory
https://support.apple.com/en-us/HT213984Vendor Advisory
https://support.apple.com/en-us/HT213986Vendor Advisory

Timeline

Published: Feb 21, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-42843?

How severe is CVE-2023-42843?

CVE-2023-42843 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.86% probability of exploitation in the next 30 days.

How do I fix CVE-2023-42843?

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-2023-42843?

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

Scan your code now

Source: NVD / NIST