CVE-2019-8506

Apple Multiple Products Type Confusion Vulnerability

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Se solucionó un problema de confusión de tipos mejorando el manejo de la memoria. Este problema es corregido en iOS versión 12.2, tvOS versión 12.2, watchOS versión 5.2, Safari versión 12.1, iTunes versión 12.9.4 para Windows, iCloud para Windows versión 7.11. El procesamiento de contenido web diseñado maliciosamente puede conllevar a una ejecución de código arbitrario.

JavaScriptCore has an issue where createRegExpMatchesArray does not respect inferred types.

A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

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

2019-02-18 CVE Reserved
2019-03-26 CVE Published
2019-04-03 First Exploit
2022-05-04 Exploited in Wild
2022-05-25 KEV Due Date
2024-08-04 CVE Updated
2024-08-14 EPSS Updated

CWE

CWE-94: Improper Control of Generation of Code ('Code Injection')
CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

CAPEC

References (9)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/46647	2019-04-03

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT209599	2021-05-18
https://support.apple.com/HT209601	2021-05-18
https://support.apple.com/HT209602	2021-05-18
https://support.apple.com/HT209603	2021-05-18
https://support.apple.com/HT209604	2021-05-18
https://support.apple.com/HT209605	2021-05-18
https://access.redhat.com/security/cve/CVE-2019-8506	2020-09-29
https://bugzilla.redhat.com/show_bug.cgi?id=1719199	2020-09-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				< 7.11 Search vendor "Apple" for product "Icloud" and version " < 7.11"		windows		Affected
Apple Search vendor "Apple"		Itunes Search vendor "Apple" for product "Itunes"				< 12.9.4 Search vendor "Apple" for product "Itunes" and version " < 12.9.4"		windows		Affected
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 12.1 Search vendor "Apple" for product "Safari" and version " < 12.1"		-		Affected
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"		Tvos Search vendor "Apple" for product "Tvos"				< 12.2 Search vendor "Apple" for product "Tvos" and version " < 12.2"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 5.2 Search vendor "Apple" for product "Watchos" and version " < 5.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected