CVE-2019-8744

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A memory corruption issue existed in the handling of IPv6 packets. This issue was addressed with improved memory management. This issue is fixed in macOS Catalina 10.15, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iOS 13. A malicious application may be able to determine kernel memory layout.

Se presentó un problema de corrupción de la memoria en el manejo de paquetes IPv6. Este problema se corrigió mejorando la gestión de la memoria. Este problema se corrigió en macOS Catalina versión 10.15, tvOS versión 13, macOS Catalina versión 10.15.1, Security Update 2019-001 y Security Update 2019-006, watchOS versión 6, iOS versión 13. Una aplicación maliciosa puede ser capaz de determinar el diseño de la memoria del kernel

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-02-18 CVE Reserved
2019-11-01 CVE Published
2023-07-13 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT210604	2021-07-21
https://support.apple.com/en-us/HT210606	2021-07-21
https://support.apple.com/en-us/HT210607	2021-07-21
https://support.apple.com/en-us/HT210634	2021-07-21
https://support.apple.com/en-us/HT210722	2021-07-21

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"				< 13.1 Search vendor "Apple" for product "Iphone Os" and version " < 13.1"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.15 Search vendor "Apple" for product "Mac Os X" and version " < 10.15"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 13 Search vendor "Apple" for product "Tvos" and version " < 13"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 6.0 Search vendor "Apple" for product "Watchos" and version " < 6.0"		-		Affected