What’s Vulnerable › Vulnerabilities

CVE-2019-8854

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-27 · updated 2026-06-17

Description

A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in macOS Catalina 10.15, watchOS 6, iOS 13, tvOS 13. A device may be passively tracked by its Wi-Fi MAC address.

Affected products

• Apple Iphone Os: before 13.2 — fixed in 13.2
• macOS: before 10.15 — fixed in 10.15
• Apple tvOS: before 13.2 — fixed in 13.2
• Apple watchOS: before 6.0 — fixed in 6.0

How to fix

Upgrade to a fixed version: Apple Iphone Os 13.2; macOS 10.15; Apple tvOS 13.2; Apple watchOS 6.0. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT210604
• https://support.apple.com/en-us/HT210606
• https://support.apple.com/en-us/HT210607
• https://support.apple.com/en-us/HT210634
• https://support.apple.com/en-us/HT210604
• https://support.apple.com/en-us/HT210606
• https://support.apple.com/en-us/HT210607
• https://support.apple.com/en-us/HT210634

Get alerted when CVE-2019-8854 or the next vulnerability affects your stack