CVE-2018-4221

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. macOS before 10.13.5 is affected. The issue involves the "Security" component. It allows web sites to track users by leveraging the transmission of S/MIME client certificates.

References

http://www.securityfocus.com/bid/104897

http://www.securitytracker.com/id/1041027

https://support.apple.com/HT208848

https://support.apple.com/HT208849

Details

Source: MITRE

Published: 2018-06-08

Updated: 2019-03-08

Type: CWE-200

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Tenable Plugins

View all (4 total)

IDNameProductFamilySeverity
700550Apple iOS < 11.4 Multiple Vulnerabilities (EFAIL)Nessus Network MonitorMobile Devices
high
700516macOS 10.13.x < 10.13.5 Multiple VulnerabilitiesNessus Network MonitorOperating System Detection
critical
110398Apple iOS < 11.4 Multiple Vulnerabilities (EFAIL)NessusMobile Devices
high
110324macOS 10.13.x < 10.13.5 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
critical