---
cve: "CVE-2022-42856"
severity: "HIGH"
cvss: 8.8
epss: "8.5%"
vendor: "Apple"
kev: true
exploited: true
published: "2022-12-15 00:00:00"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T04:17:04+02:00"
---

# CVE-2022-42856

> 8.8 HIGH · ⚠️ CISA KEV (1371 Tage) · 🔓 Exploited

## Beschreibung

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-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Erforderlich | good |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://support.apple.com/en-us/HT213535>
- <https://support.apple.com/en-us/HT213532>
- <https://support.apple.com/en-us/HT213531>
- <https://support.apple.com/en-us/HT213516>
- <https://support.apple.com/en-us/HT213537>
- <http://seclists.org/fulldisclosure/2022/Dec/21>
- <http://seclists.org/fulldisclosure/2022/Dec/23>
- <http://seclists.org/fulldisclosure/2022/Dec/22>
- <http://seclists.org/fulldisclosure/2022/Dec/26>
- <http://seclists.org/fulldisclosure/2022/Dec/28>
- <http://www.openwall.com/lists/oss-security/2022/12/26/1>
- <https://security.gentoo.org/glsa/202305-32>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-42856) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_