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
- 2022-12-14
- Patch Due Date
- 2023-01-04
- Ransomware Use
- Unknown
Technical details
- Published
- 2022-12-15
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 2023-01-04.
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?
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