CVE-2022-42856: Apple iOS Type Confusion Vulnerability

Description

A type confusion issue was addressed with improved state handling. This issue is fixed in Safari 16.2, tvOS 16.2, macOS Ventura 13.1, iOS 15.7.2 and iPadOS 15.7.2, iOS 16.1.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.1..

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)8.5% · higher than 95% of CVEs

Exploited in the wildYes

CISA KEVListed Dec 14, 2022

Federal remediation dueJan 4, 2023

Ransomware campaign useNot known

Affected products

Which versions

IO

iOS · Apple

before 15.7.2 · source: NVD, KEV

MA

macOS · Apple

before 13.1 · source: NVD

TV

tvOS · Apple

before 16.2; before 13.1; before 15.7; before 16.1; before 16.2 · source: vendor, NVD

SA

Safari · Apple

before 16.2 · source: NVD