// For flags

CVE-2018-4456

Apple Security Advisory 2019-5-13-2

Severity Score

7.8
*CVSS v3

Exploit Likelihood

< 1%
*EPSS

Affected Versions

1
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Un problema de corrupción de memoria se abordó con una validación de entradas mejorada. Este problema afectaba a macOS High Sierra en versiones anteriores a la 10.13.6 y macOS Mojave en versiones anteriores a la 10.14.

macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra are now available and addresses bypass and code execution vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-01-02 CVE Reserved
  • 2019-04-03 CVE Published
  • 2024-08-05 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CAPEC
Affected Vendors, Products, and Versions (1)