What’s Vulnerable › Vulnerabilities

CVE-2021-30810

• Severity: medium (CVSS 4.3 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: 2021-10-19 · updated 2026-06-17
• Weakness: CWE-862

Description

An authorization issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15, watchOS 8, tvOS 15. An attacker in physical proximity may be able to force a user onto a malicious Wi-Fi network during device setup.

Affected products

• Apple iPadOS: before 15.0 — fixed in 15.0
• Apple Iphone Os: before 15.0 — fixed in 15.0
• Apple tvOS: before 15.0 — fixed in 15.0
• Apple watchOS: before 8.0 — fixed in 8.0

How to fix

Upgrade to a fixed version: Apple iPadOS 15.0; Apple Iphone Os 15.0; Apple tvOS 15.0; Apple watchOS 8.0. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2021/Oct/61
• http://seclists.org/fulldisclosure/2021/Oct/62
• http://seclists.org/fulldisclosure/2021/Oct/63
• https://support.apple.com/en-us/HT212814
• https://support.apple.com/en-us/HT212815
• https://support.apple.com/en-us/HT212819
• http://seclists.org/fulldisclosure/2021/Oct/61
• http://seclists.org/fulldisclosure/2021/Oct/62
• http://seclists.org/fulldisclosure/2021/Oct/63
• https://support.apple.com/en-us/HT212814
• https://support.apple.com/en-us/HT212815
• https://support.apple.com/en-us/HT212819

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