CVE-2021-1829

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 type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.3. An application may be able to execute arbitrary code with kernel privileges.

Se abordó un problema de confusión de tipos con una administración de estado mejorada. Este problema se corrigió en macOS Big Sur versión 11.3. Una aplicación puede ser capaz de ejecutar código arbitrario con privilegios del kernel

*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

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-08 CVE Reserved
2021-04-28 CVE Published
2024-08-03 CVE Updated
2024-08-14 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT212325	2021-09-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 11.0 < 11.3 Search vendor "Apple" for product "Macos" and version " >= 11.0 < 11.3"		-		Affected