CVE-2019-8620

HIGH

iPhone OS < 12.3 - Unauthorized User Data Exposure via WiFi MAC Address Broadcast

Title source: llm
STIX 2.1

Description

A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in iOS 12.3, tvOS 12.3, watchOS 5.2.1. A device may be passively tracked by its WiFi MAC address.

References (3)

Core 3
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210118
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210120
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210122

Scores

CVSS v3 7.5
EPSS 0.0151
EPSS Percentile 71.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-200
Status published
Products (3)
apple/iphone_os < 12.3
apple/tvos < 12.3
apple/watchos < 5.2.1
Published Dec 18, 2019
Tracked Since Feb 18, 2026