CVE-2018-4127: 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. 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 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 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 Software | Affected Version | How to fix |
|---|---|---|
| Apple iCloud for Windows | <7.4 | 7.4 |
| Apple Safari | <11.1 | 11.1 |
| Apple iOS | <11.3 | 11.3 |
| debian/webkit2gtk | 2.44.2-1~deb11u1 2.44.3-1~deb11u1 2.44.2-1~deb12u1 2.44.3-1~deb12u1 2.46.0-2 2.46.1-1 | |
| tvOS | <11.3 | 11.3 |
| Apple Safari | <11.1 | |
| Apple iPhone OS | <11.3 | |
| tvOS | <11.3 | |
| All of | ||
| Apple iCloud | <7.4 | |
| Microsoft Windows | ||
| All of | ||
| Apple iTunes | <12.7.4 | |
| Microsoft Windows | ||
| Ubuntu Linux | =16.04 | |
| Ubuntu Linux | =17.10 | |
| WebKitGTK+ | <2.20.4 | |
| Apple iCloud | <7.4 | |
| Microsoft Windows | ||
| Apple iTunes | <12.7.4 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://support.apple.com/en-us/HT208697 (Advisory)
- https://support.apple.com/en-us/HT208695 (Advisory)
- https://support.apple.com/HT208693
- https://support.apple.com/HT208694
- https://support.apple.com/HT208695
- https://support.apple.com/HT208697
- https://support.apple.com/HT208698
- http://www.securitytracker.com/id/1040604
- https://usn.ubuntu.com/3635-1/
- https://security.gentoo.org/glsa/201808-04
- https://launchpad.net/bugs/cve/CVE-2018-4127
- https://support.apple.com/en-us/HT208698 (Advisory)
- https://support.apple.com/en-us/HT208693 (Advisory)
- https://webkitgtk.org/security/WSA-2018-0003.html
- https://security-tracker.debian.org/tracker/CVE-2018-4127
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4127
- https://nvd.nist.gov/vuln/detail/CVE-2018-4127
- https://ubuntu.com/security/CVE-2018-4127
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2018-4144
- CVE-2018-4101
- CVE-2018-4114
- CVE-2018-4118
- CVE-2018-4119
- CVE-2018-4120
- CVE-2018-4121
- CVE-2018-4122
- CVE-2018-4125
- CVE-2018-4127
- CVE-2018-4128
- CVE-2018-4129
- CVE-2018-4130
- CVE-2018-4161
- CVE-2018-4162
- CVE-2018-4163
- CVE-2018-4165
- CVE-2018-4113
- CVE-2018-4146
- CVE-2018-4117
- CVE-2018-4207
- CVE-2018-4208
- CVE-2018-4209
- CVE-2018-4210
- CVE-2018-4212
- CVE-2018-4213
- CVE-2018-4145
- CVE-2018-4102
- CVE-2018-4116
- CVE-2018-4186
- CVE-2018-4137
- CVE-2018-4133
- CVE-2018-4177
- CVE-2018-4123
- CVE-2018-4155
- CVE-2018-4158
- CVE-2018-4142
- CVE-2018-4390
- CVE-2018-4391
- CVE-2018-4167
- CVE-2018-4168
- CVE-2018-4172
- CVE-2018-4151
- CVE-2018-4150
- CVE-2018-4104
- CVE-2018-4143
- CVE-2018-4185
- CVE-2017-15412
- CVE-2018-4187
- CVE-2018-4174
- CVE-2018-4166
- CVE-2018-4156
- CVE-2018-4157
- CVE-2018-4134
- CVE-2018-4149
- CVE-2018-4173
- CVE-2018-4154
- CVE-2018-4115
- CVE-2018-4140
- CVE-2018-4148
- CVE-2018-4110
- CVE-2018-4131
Frequently Asked Questions
What is CVE-2018-4127?
CVE-2018-4127 is a vulnerability in certain Apple products that allows remote attackers to execute arbitrary code or cause a denial of service.
Which products are affected by CVE-2018-4127?
iOS before 11.3, Safari before 11.1, iCloud before 7.4 on Windows, iTunes before 12.7.4 on Windows, and tvOS before 11.3 are affected by CVE-2018-4127.
How severe is CVE-2018-4127?
CVE-2018-4127 has a severity rating of 8.8 (High).
How can I fix CVE-2018-4127?
To fix CVE-2018-4127, update to the latest available version of the affected software. Refer to the vendor's security advisory for specific instructions.
Where can I find more information about CVE-2018-4127?
You can find more information about CVE-2018-4127 in the following references: [SecurityTracker](http://www.securitytracker.com/id/1040604), [Gentoo](https://security.gentoo.org/glsa/201808-04), [Apple Support](https://support.apple.com/HT208693).
- collector/apple-support
- alias/CVE-2018-4114
- alias/CVE-2018-4118
- alias/CVE-2018-4119
- alias/CVE-2018-4120
- alias/CVE-2018-4121
- alias/CVE-2018-4122
- alias/CVE-2018-4125
- alias/CVE-2018-4127
- alias/CVE-2018-4128
- alias/CVE-2018-4129
- alias/CVE-2018-4130
- alias/CVE-2018-4161
- alias/CVE-2018-4162
- alias/CVE-2018-4163
- alias/CVE-2018-4165
- agent/type
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/software-canonical-lookup-request
- agent/author
- agent/severity
- agent/weakness
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- agent/references
- agent/description
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- agent/trending
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-cve
- source/NVD
- collector/nvd-index
- vendor/apple
- canonical/apple icloud for windows
- canonical/apple safari
- canonical/apple ios
- package-manager/debian
- canonical/tvos
- canonical/apple iphone os
- canonical/apple icloud
- vendor/microsoft
- canonical/microsoft windows
- canonical/apple itunes
- vendor/canonical
- canonical/ubuntu linux
- version/ubuntu linux/16.04
- version/ubuntu linux/17.10
- vendor/webkitgtk
- canonical/webkitgtk+