CVE-2018-4246

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code via a crafted web site that leverages type confusion.

References

http://www.securitytracker.com/id/1041029

https://support.apple.com/HT208848

https://support.apple.com/HT208850

https://support.apple.com/HT208851

https://support.apple.com/HT208852

https://support.apple.com/HT208853

https://support.apple.com/HT208854

https://usn.ubuntu.com/3743-1/

Details

Source: MITRE

Published: 2018-06-08

Updated: 2019-03-07

Type: CWE-704

Risk Information

CVSS v2

Base Score: 6.8

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

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (11 total)

IDNameProductFamilySeverity
126381macOS : Apple Safari < 11.1.1 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
high
700550Apple iOS < 11.4 Multiple Vulnerabilities (EFAIL)Nessus Network MonitorMobile Devices
high
120240Fedora 28 : webkit2gtk3 (2018-118b9abf99)NessusFedora Local Security Checks
high
118453openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1288)NessusSuSE Local Security Checks
critical
118389SUSE SLED12 / SLES12 Security Update : webkit2gtk3 (SUSE-SU-2018:3387-1)NessusSuSE Local Security Checks
critical
111843Ubuntu 16.04 LTS / 18.04 LTS : WebKitGTK&#43; vulnerabilities (USN-3743-1)NessusUbuntu Local Security Checks
critical
110823Fedora 27 : webkitgtk4 (2018-aac3ca8936)NessusFedora Local Security Checks
high
110398Apple iOS < 11.4 Multiple Vulnerabilities (EFAIL)NessusMobile Devices
high
110384Apple iTunes < 12.7.5 Multiple Vulnerabilities (credentialed check)NessusWindows
high
110383Apple iTunes < 12.7.5 Multiple Vulnerabilities (uncredentialed check)NessusPeer-To-Peer File Sharing
high
110325Apple TV < 11.4 Multiple VulnerabilitiesNessusMisc.
high