CVE-2018-4456

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

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to macOS High Sierra 10.13.6, macOS Mojave 10.14.

References

http://seclists.org/fulldisclosure/2019/May/20

https://seclists.org/bugtraq/2019/May/27

https://support.apple.com/kb/HT208937

https://support.apple.com/kb/HT209139

https://support.apple.com/kb/HT209341

https://support.apple.com/kb/HT210119

Details

Source: MITRE

Published: 2019-04-03

Updated: 2019-05-14

Type: CWE-119

Risk Information

CVSS v2

Base Score: 9.3

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

Impact Score: 10

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

Tenable Plugins

View all (4 total)

IDNameProductFamilySeverity
700667macOS 10.x < 10.14.5 Multiple Vulnerabilities (APPLE-SA-2019-05-09)Nessus Network MonitorOperating System Detection
high
125151macOS and Mac OS X Multiple Vulnerabilities (Security Update 2019-003)NessusMacOS X Local Security Checks
high
125150macOS 10.14.x < 10.14.5 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
high
111137macOS 10.13.x < 10.13.6 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
critical