CVE-2019-8661

macOS iMessage - Heap Overflow when Deserializing

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.6. A remote attacker may be able to cause arbitrary code execution.

Un problema de uso de la memoria previamente liberada fue abordado con una gestión de memoria mejorada. Este problema es corregido en macOS Mojave versión 10.14.6. Un atacante remoto puede causar una ejecución de código arbitrario.

iMessage suffers from a heap overflow vulnerability when deserializing a URL. This affects Macs only.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

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
2019-07-23 CVE Published
2019-08-05 First Exploit
2024-01-27 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-416: Use After Free

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://www.exploit-db.com/exploits/47207	2019-08-05

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT210348	2019-12-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.14.6 Search vendor "Apple" for product "Mac Os X" and version " < 10.14.6"		-		Affected