CVE-2019-8521

Apple Security Advisory 2019-3-25-2

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

This issue was addressed with improved checks. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4. A malicious application may be able to overwrite arbitrary files.

Este problema fue abordado con comprobaciones mejoradas. Este problema es corregido en iOS versión 12.2, macOS Mojave versión 10.14.4. Una aplicación maliciosa puede sobrescribir archivos arbitrarios.

macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra are now available and addresses buffer overflow, bypass, and code execution vulnerabilities.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-02-18 CVE Reserved
2019-03-26 CVE Published
2024-08-04 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT209599	2020-08-24
https://support.apple.com/HT209600	2020-08-24

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 12.2 Search vendor "Apple" for product "Iphone Os" and version " < 12.2"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.14.4 Search vendor "Apple" for product "Mac Os X" and version " < 10.14.4"		-		Affected