CVE-2021-30883

Apple Multiple Products Memory Corruption Vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

Se abordó un problema de corrupción de memoria con un manejo de memoria mejorada. Este problema se corrigió en iOS versión 15.0.2 y iPadOS versión 15.0.2, macOS Monterey versión 12.0.1, iOS versión 14.8.1 y iPadOS versión 14.8.1, tvOS versión 15.1, watchOS versión 8.1, macOS Big Sur versión 11.6.1. Una aplicación puede ser capaz de ejecutar código arbitrario con privilegios del kernel. Apple es consciente de un informe de que este problema puede haber sido explotado activamente

Apple iOS, macOS, watchOS, and tvOS contain a memory corruption vulnerability that could allow for remote code execution.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

2021-04-13 CVE Reserved
2021-08-24 CVE Published
2022-05-23 Exploited in Wild
2022-06-13 KEV Due Date
2024-07-03 EPSS Updated
2024-08-03 CVE Updated
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (6)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT212846	2024-07-02
https://support.apple.com/en-us/HT212868	2024-07-02
https://support.apple.com/en-us/HT212869	2024-07-02
https://support.apple.com/en-us/HT212872	2024-07-02
https://support.apple.com/en-us/HT212874	2024-07-02
https://support.apple.com/en-us/HT212876	2024-07-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Ipad Os Search vendor "Apple" for product "Ipad Os"				< 14.8.1 Search vendor "Apple" for product "Ipad Os" and version " < 14.8.1"		-		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				>= 15.0 < 15.0.2 Search vendor "Apple" for product "Ipados" and version " >= 15.0 < 15.0.2"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 14.8.1 Search vendor "Apple" for product "Iphone Os" and version " < 14.8.1"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				>= 15.0 < 15.0.2 Search vendor "Apple" for product "Iphone Os" and version " >= 15.0 < 15.0.2"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 11.0 < 11.6.1 Search vendor "Apple" for product "Macos" and version " >= 11.0 < 11.6.1"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				12.0 Search vendor "Apple" for product "Macos" and version "12.0"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 15.1 Search vendor "Apple" for product "Tvos" and version " < 15.1"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 8.1 Search vendor "Apple" for product "Watchos" and version " < 8.1"		-		Affected