What’s Vulnerable › Vulnerabilities

CVE-2023-27930

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-23 · updated 2026-06-17
• Weakness: CWE-843

Description

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 16.5 and iPadOS 16.5, watchOS 9.5, tvOS 16.5, macOS Ventura 13.4. An app may be able to execute arbitrary code with kernel privileges.

Affected products

• Apple iPadOS: before 16.5 — fixed in 16.5
• Apple Iphone Os: before 16.5 — fixed in 16.5
• Apple macOS: from 13.0 before 13.4 — fixed in 13.4
• Apple tvOS: before 16.5 — fixed in 16.5
• Apple watchOS: before 9.5 — fixed in 9.5

How to fix

Upgrade to a fixed version: Apple iPadOS 16.5; Apple Iphone Os 16.5; Apple macOS 13.4; Apple tvOS 16.5; Apple watchOS 9.5. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213757
• https://support.apple.com/en-us/HT213758
• https://support.apple.com/en-us/HT213761
• https://support.apple.com/en-us/HT213764
• https://support.apple.com/en-us/HT213757
• https://support.apple.com/en-us/HT213758
• https://support.apple.com/en-us/HT213761
• https://support.apple.com/en-us/HT213764

Get alerted when CVE-2023-27930 or the next vulnerability affects your stack