HIGH CISA KEV

CVE-2022-42856

CVSS v3

8.8

HIGH

EPSS Score

0.2%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

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..

CISA Known Exploited Vulnerability

Date Added
12/14/2022
Patch Due Date
1/4/2023
Ransomware Use
Unknown

Technical details

Published
12/15/2022

Frequently asked questions

What is CVE-2022-42856?

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..

Is CVE-2022-42856 actively exploited?

Yes. CVE-2022-42856 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 1/4/2023.

What is the CVSS score for CVE-2022-42856?

CVE-2022-42856 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2022-42856 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.