What’s Vulnerable › Vulnerabilities

CVE-2023-42873

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-21 · updated 2026-06-17
• Weakness: CWE-787

Description

The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14.1, tvOS 17.1, macOS Monterey 12.7.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1, macOS Ventura 13.6.1. An app may be able to execute arbitrary code with kernel privileges.

Affected products

• Apple Ipad Os: before 17.1; from 16.0 before 16.7.2 — fixed in 16.7.2, 17.1
• Apple Iphone Os: before 17.1; from 16.0 before 16.7.2 — fixed in 16.7.2, 17.1
• Apple macOS: from 12.0 before 12.7.1; from 13.0 before 13.6.1; 14.0 — fixed in 12.7.1, 13.6.1
• Apple tvOS: before 17.1 — fixed in 17.1

How to fix

Upgrade to a fixed version: Apple Ipad Os 16.7.2, 17.1; Apple Iphone Os 16.7.2, 17.1; Apple macOS 12.7.1, 13.6.1; Apple tvOS 17.1. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213981
• https://support.apple.com/en-us/HT213982
• https://support.apple.com/en-us/HT213983
• https://support.apple.com/en-us/HT213984
• https://support.apple.com/en-us/HT213985
• https://support.apple.com/en-us/HT213987
• https://support.apple.com/en-us/HT213981
• https://support.apple.com/en-us/HT213982
• https://support.apple.com/en-us/HT213983
• https://support.apple.com/en-us/HT213984
• https://support.apple.com/en-us/HT213985
• https://support.apple.com/en-us/HT213987

Get alerted when CVE-2023-42873 or the next vulnerability affects your stack