What’s Vulnerable › Vulnerabilities

CVE-2023-27955

• Severity: medium (CVSS 5.5 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: 2023-05-08 · updated 2026-06-17
• Weakness: CWE-120

Description

The issue was addressed with improved checks. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4, macOS Monterey 12.6.4, tvOS 16.4, macOS Big Sur 11.7.5. An app may be able to read arbitrary files.

Affected products

• Apple iPadOS: before 16.4 — fixed in 16.4
• Apple Iphone Os: before 16.4 — fixed in 16.4
• Apple macOS: from 11.0 before 11.7.5; from 12.0 before 12.6.4; from 13.0 before 13.3 — fixed in 11.7.5, 12.6.4, 13.3

How to fix

Upgrade to a fixed version: Apple iPadOS 16.4; Apple Iphone Os 16.4; Apple macOS 11.7.5, 12.6.4, 13.3. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213670
• https://support.apple.com/en-us/HT213674
• https://support.apple.com/en-us/HT213675
• https://support.apple.com/en-us/HT213676
• https://support.apple.com/en-us/HT213677
• https://support.apple.com/en-us/HT213670
• https://support.apple.com/en-us/HT213674
• https://support.apple.com/en-us/HT213675
• https://support.apple.com/en-us/HT213676
• https://support.apple.com/en-us/HT213677

Get alerted when CVE-2023-27955 or the next vulnerability affects your stack