high
8.8
CWE
119
Advisory Published
CVE Published
Updated

CVE-2017-7100: Buffer Overflow

First published: Tue Sep 12 2017(Updated: )

An issue was discovered in certain Apple products. iOS before 11 is affected. Safari before 11 is affected. iCloud before 7.0 on Windows is affected. iTunes before 12.7 on Windows is affected. tvOS before 11 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: Apple Wei Yuan Baidu Security Lab working with Trend MicroSamuel Gro Niklas Baumstark Trend MicroQixun Zhao @S0rryMybad Qihoo 360 Vulcan TeamSamuel Gro Niklas Baumstark Trend MicroTim Michaud @TimGMichaud Leviathan Security GroupWang Junjie Wei Lei Liu Yang Nanyang Technological University working with Trend MicroWei Yuan Baidu Security LabFelipe Freitas Instituto TecnolApple Masato Kinugawa Mario Heiderich Cure53Wang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Secutity LabWang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Security Lablokihardt Google Project Zerochenqin (陈钦) AntApple Wei Yuan Baidu Security Lab working with Trend MicroQixun Zhao @S0rryMybad Qihoo 360 Vulcan TeamSamuel Gro Niklas Baumstark Trend MicroSamuel Gro Niklas Baumstark Trend MicroTim Michaud @TimGMichaud Leviathan Security GroupWang Junjie Wei Lei Liu Yang Nanyang Technological University working with Trend MicroWei Yuan Baidu Security LabFelipe Freitas Instituto TecnolApple Masato Kinugawa Mario Heiderich Cure53Wang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Secutity LabWang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Security Lablokihardt Google Project Zerochenqin (陈钦) AntApple Wei Yuan Baidu Security Lab working with Trend MicroSamuel Gro Niklas Baumstark Trend MicroQixun Zhao @S0rryMybad Qihoo 360 Vulcan TeamSamuel Gro Niklas Baumstark Trend MicroTim Michaud @TimGMichaud Leviathan Security GroupWang Junjie Wei Lei Liu Yang Nanyang Technological University working with Trend MicroWei Yuan Baidu Security LabFelipe Freitas Instituto TecnolApple Masato Kinugawa Mario Heiderich Cure53Wang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Secutity LabWang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Security Lablokihardt Google Project Zerochenqin (陈钦) AntApple Wei Yuan Baidu Security Lab working with Trend MicroSamuel Gro Niklas Baumstark Trend MicroQixun Zhao @S0rryMybad Qihoo 360 Vulcan TeamSamuel Gro Niklas Baumstark Trend MicroTim Michaud @TimGMichaud Leviathan Security GroupWang Junjie Wei Lei Liu Yang Nanyang Technological University working with Trend MicroWei Yuan Baidu Security LabFelipe Freitas Instituto TecnolApple Masato Kinugawa Mario Heiderich Cure53Wang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Secutity LabWang Junjie Wei Lei Liu Yang Nanyang Technological Universitylikemeng Baidu Security Lablokihardt Google Project Zerochenqin (陈钦) Ant product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple iCloud for Windows<7.0
7.0
Apple iTunes for Windows<12.7
12.7
Apple tvOS<11
11
Apple iOS<11
11
Apple Safari<=10.1.2
Apple iPhone OS<=10.3.3
Apple tvOS<=10.2.2
Apple iCloud<=6.9.1
Apple iTunes<=12.6.2
Microsoft Windows

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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-2017-7100?

    CVE-2017-7100 is a vulnerability in the WebKit component that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.

  • What products are affected by CVE-2017-7100?

    iOS before 11, Safari before 11, iCloud before 7.0 on Windows, iTunes before 12.7 on Windows, and tvOS before 11 are affected by CVE-2017-7100.

  • What is the severity of CVE-2017-7100?

    CVE-2017-7100 has a severity rating of 8.8 (high).

  • How can I fix CVE-2017-7100?

    To fix CVE-2017-7100, update to the latest version of iOS, Safari, iCloud for Windows, iTunes for Windows, or tvOS, depending on the affected product.

  • Where can I find more information about CVE-2017-7100?

    You can find more information about CVE-2017-7100 on the Apple support page, SecurityFocus, and SecurityTracker.

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