CVE-2018-4277: Input Validation

Published Jul 9, 2018
·
Updated

In iOS before 11.4.1, watchOS before 4.3.2, tvOS before 11.4.1, Safari before 11.1.1, macOS High Sierra before 10.13.6, a spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation.

Other sources

LinkPresentation. A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation.

Credit

xisigr(Tencent)

Affected Software

11 affected componentsFixes available
Apple tvOS<11.4.1
11.4.1
Apple macOS High Sierra<10.13.6
10.13.6
Apple Sierra
Apple El Capitan
Apple WatchOS<4.3.2
4.3.2
Apple iOS<11.4.1
11.4.1
Apple Safari<11.1.1
Apple iPhone OS<11.4.1
Apple iOS and macOS<10.13.6
Apple tvOS<11.4.1
Apple WatchOS<4.3.2

Event History

Jan 11, 2019
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-4277?

CVE-2018-4277 is a vulnerability in Apple software where a spoofing issue existed in the handling of URLs.

2

How severe is CVE-2018-4277?

CVE-2018-4277 has a severity value of 7.5 (High).

3

Which software versions are affected by CVE-2018-4277?

iOS versions up to 11.4.1, watchOS versions up to 4.3.2, tvOS versions up to 11.4.1, Safari versions up to 11.1.1, macOS High Sierra versions up to 10.13.6 are affected by CVE-2018-4277.

4

How can I fix CVE-2018-4277?

To fix CVE-2018-4277, update to iOS 11.4.1 or later, watchOS 4.3.2 or later, tvOS 11.4.1 or later, Safari 11.1.1 or later, or macOS High Sierra 10.13.6 or later.

5

Where can I find more information about CVE-2018-4277?

You can find more information about CVE-2018-4277 on the Apple support page: [link](https://support.apple.com/en-us/HT208936).

Contact

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