CVE-2019-8659

HIGH

watchOS < 5.3 - Unauthenticated State Manipulation in iMessage Conversation

Title source: llm
STIX 2.1

Description

This issue was addressed with improved checks. This issue is fixed in watchOS 5.3. Users removed from an iMessage conversation may still be able to alter state.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/HT210353

Scores

CVSS v3 7.5
EPSS 0.0081
EPSS Percentile 53.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

Status published
Products (1)
apple/watchos < 5.3
Published Dec 18, 2019
Tracked Since Feb 18, 2026