What’s Vulnerable › Vulnerabilities

CVE-2019-8745

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-12-18 · updated 2026-06-17
• Weakness: CWE-119

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15, tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing a maliciously crafted text file may lead to arbitrary code execution.

Affected products

• Apple iCloud for Windows: before 7.14; from 10.0 before 10.7 — fixed in 10.7, 7.14
• Apple iTunes for Windows: before 12.10.1 — fixed in 12.10.1
• macOS: before 10.15 — fixed in 10.15
• Apple tvOS: before 13 — fixed in 13

How to fix

Upgrade to a fixed version: Apple iCloud for Windows 10.7, 7.14; Apple iTunes for Windows 12.10.1; macOS 10.15; Apple tvOS 13. Check the vendor advisory for mitigations.

References

• https://support.apple.com/HT210634
• https://support.apple.com/HT210635
• https://support.apple.com/HT210636
• https://support.apple.com/HT210637
• https://support.apple.com/kb/HT210722
• https://support.apple.com/HT210634
• https://support.apple.com/HT210635
• https://support.apple.com/HT210636
• https://support.apple.com/HT210637
• https://support.apple.com/kb/HT210722

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