What’s Vulnerable › Vulnerabilities

CVE-2019-8549

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% 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-20

Description

Multiple input validation issues existed in MIG generated code. These issues were addressed with improved validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A malicious application may be able to execute arbitrary code with system privileges.

Affected products

• Apple Iphone Os: before 12.2 — fixed in 12.2
• macOS: before 10.14.4 — fixed in 10.14.4
• Apple tvOS: before 12.2 — fixed in 12.2
• Apple watchOS: before 5.2 — fixed in 5.2

How to fix

Upgrade to a fixed version: Apple Iphone Os 12.2; macOS 10.14.4; Apple tvOS 12.2; Apple watchOS 5.2. Check the vendor advisory for mitigations.

References

• https://support.apple.com/HT209599
• https://support.apple.com/HT209600
• https://support.apple.com/HT209601
• https://support.apple.com/HT209602
• https://support.apple.com/HT209599
• https://support.apple.com/HT209600
• https://support.apple.com/HT209601
• https://support.apple.com/HT209602

Get alerted when CVE-2019-8549 or the next vulnerability affects your stack