CVE-2019-8659 Business logic in watchOS

High 7.5 Published Updated

Removed users can alter iMessage conversation state due to insufficient checks, requiring an OS upgrade to fix.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-8659?

CVE-2019-8659 is a high-severity vulnerability in Apple Watchos, published on 18 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Which versions are affected by CVE-2019-8659?

It affects 1 product.

Products include Apple Watchos.

How do I fix CVE-2019-8659?

No fix has been published for CVE-2019-8659 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-8659 being exploited?

There is no known exploitation of CVE-2019-8659 in the wild and no public exploit code.

All Apple Watchos vulnerabilities

Sources

Also known as GHSA-gc46-w864-5qv9.

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