CVE-2018-4266

2018-08-0600:00:00

ubuntu.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

0.007 Low

EPSS

Percentile

80.2%

JSON

A race condition was addressed with additional validation. This issue
affected versions prior toiVersions prior to: OS 11.4.1, tvOS 11.4.1,
watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows
7.6.

Notes

Author	Note
jdstrand	webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwebkit2gtk< 2.20.5-0ubuntu0.18.04.1UNKNOWN
ubuntu16.04noarchwebkit2gtk< 2.20.5-0ubuntu0.16.04.1UNKNOWN