high
8.8
CWE
119
Advisory Published
CVE Published
Updated

CVE-2018-4122: Buffer Overflow

First published: Thu Mar 29 2018(Updated: )

An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. iCloud before 7.4 on Windows is affected. iTunes before 12.7.4 on Windows is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Credit: Yuan Deng Antfound by OSS-Fuzz Jun Kokatsu @shhnjk an anonymous researcher Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan TeamNatalie Silvanovich Google Project ZeroWanderingGlitch Trend MicroWanderingGlitch Trend Microan anonymous researcher Trend MicroZach Markley likemeng Baidu Security Lab working with Trend MicroOmair Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan TeamYuan Deng Antfound by OSS-Fuzz Jun Kokatsu @shhnjk an anonymous researcher Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan Teamnatashenka Google Project ZeroWanderingGlitch Trend MicroWanderingGlitch Trend Microan anonymous researcher Trend MicroZach Markley likemeng Baidu Security Lab working with Trend MicroOmair Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan Teamfound by OSS-Fuzz natashenka Google Project ZeroWanderingGlitch Trend MicroWanderingGlitch Trend Microlikemeng Baidu Security Lab working with Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroYuan Deng Antfound by OSS-Fuzz Jun Kokatsu @shhnjk an anonymous researcher Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan Teamnatashenka Google Project ZeroWanderingGlitch Trend MicroWanderingGlitch Trend Microan anonymous researcher Trend MicroZach Markley likemeng Baidu Security Lab working with Trend MicroOmair Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan TeamYuan Deng Antfound by OSS-Fuzz Jun Kokatsu @shhnjk an anonymous researcher Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan Teamnatashenka Google Project ZeroWanderingGlitch Trend MicroWanderingGlitch Trend Microan anonymous researcher Trend MicroZach Markley likemeng Baidu Security Lab working with Trend MicroOmair Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroWanderingGlitch Trend MicroHanming Zhang @4shitak4 Qihoo 360 Vulcan Team product-security@apple.com product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iCloud for Windows<7.4
7.4
Apple Safari<11.1
11.1
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
Microsoft Windows
Apple iTunes<12.7.4
Webkitgtk Webkitgtk\+<2.20.4
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=17.10
All of
Apple iCloud<7.4
Microsoft Windows
All of
Apple iTunes<12.7.4
Microsoft Windows
debian/webkit2gtk
2.44.2-1~deb11u1
2.44.3-1~deb11u1
2.44.2-1~deb12u1
2.44.3-1~deb12u1
2.44.4-1
2.46.0-2

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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-2018-4122?

    CVE-2018-4122 is a vulnerability in certain Apple products that affects iOS before 11.3, Safari before 11.1, iCloud before 7.4 on Windows, iTunes before 12.7.4 on Windows, tvOS before 11.3, and watchOS before 4.3.

  • What is the severity of CVE-2018-4122?

    The severity of CVE-2018-4122 is high, with a severity score of 8.8.

  • How does CVE-2018-4122 affect Apple products?

    CVE-2018-4122 affects various Apple products including iOS, Safari, iCloud for Windows, iTunes, tvOS, and watchOS.

  • How do I fix CVE-2018-4122?

    To fix CVE-2018-4122, users should update to the latest versions of the affected software, such as iOS 11.3, Safari 11.1, iCloud 7.4 on Windows, iTunes 12.7.4 on Windows, tvOS 11.3, and watchOS 4.3.

  • Where can I find more information about CVE-2018-4122?

    More information about CVE-2018-4122 can be found at the following references: http://www.securitytracker.com/id/1040604, https://security.gentoo.org/glsa/201808-04, https://support.apple.com/HT208693.

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