8.8
CWE
20
Advisory Published
CVE Published
CVE Published
Updated

CVE-2018-4207: Input Validation

First published: Thu Mar 29 2018(Updated: )

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.

Credit: found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz found by OSS-Fuzz product-security@apple.com product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple Safari<11.1
11.1
Apple iCloud for Windows<7.4
7.4
Apple watchOS<4.3
4.3
Apple tvOS<11.3
11.3
Apple iOS<11.3
11.3
Apple Safari<11.1
Apple iPhone OS<11.3
Apple tvOS<11.3
Apple watchOS<4.3
Apple iCloud<7.4
Apple iTunes<12.7.4
Microsoft Windows
Canonical Ubuntu Linux=18.04
Webkitgtk Webkitgtk\+<2.22.0
All of
Any of
Apple iCloud<7.4
Apple iTunes<12.7.4
Microsoft Windows
ubuntu/webkit2gtk<2.22.2-0ubuntu0.18.04.1
2.22.2-0ubuntu0.18.04.1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.22.2-1ubuntu1
2.22.2-1ubuntu1
ubuntu/webkit2gtk<2.20.0
2.20.0
debian/webkit2gtk
2.44.2-1~deb11u1
2.44.2-1~deb12u1
2.44.2-1

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2018-4207?

    The severity of CVE-2018-4207 is high with a severity value of 8.8.

  • How does CVE-2018-4207 impact iOS, Safari, iCloud for Windows, tvOS, and watchOS?

    CVE-2018-4207 can cause an ASSERT failure in iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, and watchOS before 4.3.

  • How can I fix CVE-2018-4207 on my system?

    To fix CVE-2018-4207, update your software to the recommended version: webkit2gtk 2.22.2-1ubuntu1 for Ubuntu, Safari 11.1 for Apple devices, iCloud for Windows 7.4 for Windows, tvOS 11.3 for Apple tvOS, watchOS 4.3 for Apple watchOS, and iTunes 12.7.4 for Windows.

  • Where can I find more information about CVE-2018-4207?

    You can find more information about CVE-2018-4207 on the MITRE CVE website and the WebKitGTK website.

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2018-4207?

    The CWE ID for CVE-2018-4207 is CWE-20.

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