What’s Vulnerable › Vulnerabilities

CVE-2019-6221

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-03-05 · updated 2026-06-17
• Weakness: CWE-125

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, iTunes 12.9.3 for Windows. A malicious application may be able to elevate privileges.

Affected products

• Apple Iphone Os: before 12.1.3 — fixed in 12.1.3
• Apple iTunes for Windows: before 12.9.3 — fixed in 12.9.3
• macOS: before 10.14.3 — fixed in 10.14.3

How to fix

Upgrade to a fixed version: Apple Iphone Os 12.1.3; Apple iTunes for Windows 12.9.3; macOS 10.14.3. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/106694
• https://support.apple.com/HT209443
• https://support.apple.com/HT209446
• https://support.apple.com/HT209450
• http://www.securityfocus.com/bid/106694
• https://support.apple.com/HT209443
• https://support.apple.com/HT209446
• https://support.apple.com/HT209450

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