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CVE-2022-42856 Type confusion

Immediate
Remediate Within 48 Hours

CVE Information

Original CVE data

Published:
Updated:

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..

CWE: CWE-843
CVSS v2-
CVSS v38.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
https://support.apple.com/en-us/HT213531
https://support.apple.com/en-us/HT213532
https://support.apple.com/en-us/HT213537
https://support.apple.com/en-us/HT213516
https://support.apple.com/en-us/HT213535
http://seclists.org/fulldisclosure/2022/Dec/26
http://seclists.org/fulldisclosure/2022/Dec/28
http://seclists.org/fulldisclosure/2022/Dec/21
http://seclists.org/fulldisclosure/2022/Dec/22
http://seclists.org/fulldisclosure/2022/Dec/23
http://www.openwall.com/lists/oss-security/2022/12/26/1
https://security.gentoo.org/glsa/202305-32
Affected Vendors

Apple - (5)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Type confusion

CVSS Scores as calculated by PRIOnengine
CVSS v26.8
AV:N/AC:M/AU:N/C:P/I:P/A:P
CVSS v38.8
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
MITRE CWE Top 25

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Exploits

Exploits are available either through exploit packs, Github repos or the world wide web in general.

Active Exploitation

Vulnerability is referenced under CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

Vulnerability is mentioned or trending in social media.

Threat Actor Activity

Vulnerability is being actively exploited by threat actors during campaigns.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1566 - Phishing
T1499.004 - Endpoint Denial of Service (Application or System Exploitation)
T1203 - Exploitation for Client Execution
T1189 - Drive-by Compromise
T1059 - Command and Scripting Interpreter

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.2 - Buffer Overflows

Web Application Security Frameworks

Applicable if the issue likely affects a web application

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