CVE-2020-3846

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.

Se abordó un desbordamiento del búfer con una comprobación de tamaño mejorado. Este problema es corregido en iOS versión 13.3.1 y iPadOS versión 13.3.1, macOS Catalina versión 10.15.3, tvOS versión 13.3.1, watchOS versión 6.1.2, iTunes para Windows versión 12.10.4, iCloud para Windows versión 11.0, iCloud para Windows versión 7.17. El procesamiento de XML creado maliciosamente puede conllevar a una finalización inesperada de la aplicación o una ejecución de código arbitrario.

*Credits: N/A

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

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-18 CVE Reserved
2020-01-29 CVE Published
2024-04-07 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation
CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/HT210947	2021-07-21
https://support.apple.com/HT210948	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"		Icloud Search vendor "Apple" for product "Icloud"				< 7.17 Search vendor "Apple" for product "Icloud" and version " < 7.17"		windows		Affected
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				>= 10.0 < 10.8 Search vendor "Apple" for product "Icloud" and version " >= 10.0 < 10.8"		windows		Affected
Apple Search vendor "Apple"		Itunes Search vendor "Apple" for product "Itunes"				< 12.10.4 Search vendor "Apple" for product "Itunes" and version " < 12.10.4"		windows		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 13.3.1 Search vendor "Apple" for product "Ipados" and version " < 13.3.1"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 13.3.1 Search vendor "Apple" for product "Iphone Os" and version " < 13.3.1"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				< 10.15.3 Search vendor "Apple" for product "Mac Os X" and version " < 10.15.3"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 13.3.1 Search vendor "Apple" for product "Tvos" and version " < 13.3.1"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 6.1.2 Search vendor "Apple" for product "Watchos" and version " < 6.1.2"		-		Affected