high
8.8
CWE
20
Advisory Published
CVE Published
CVE Published
Updated

CVE-2018-4213: 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
All of
Any of
Apple iCloud<7.4
Apple iTunes<12.7.4
Microsoft Windows
Canonical Ubuntu Linux=18.04
Webkitgtk Webkitgtk\+<2.22.0
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<2.22.0
2.22.0
debian/webkit2gtk
2.44.2-1~deb11u1
2.44.2-1~deb12u1
2.44.2-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2018-4213?

    CVE-2018-4213 is a vulnerability that allows attackers to cause an ASSERT failure in certain Apple software versions.

  • What is the severity of CVE-2018-4213?

    The severity of CVE-2018-4213 is high, with a CVSS score of 8.8.

  • Which software versions are affected by CVE-2018-4213?

    CVE-2018-4213 affects iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3.

  • How can I fix CVE-2018-4213?

    To fix CVE-2018-4213, update to the patched versions of the affected software: iOS 11.3 or later, Safari 11.1 or later, iCloud for Windows 7.4 or later, tvOS 11.3 or later, watchOS 4.3 or later.

  • Where can I find more information on CVE-2018-4213?

    More information on CVE-2018-4213 can be found at the following references: [CVE-2018-4213](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4213), [Openwall](https://www.openwall.com/lists/oss-security/2018/09/29/1), [WebKitGTK](https://webkitgtk.org/security/WSA-2018-0007.html).

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