First published: Fri Jan 11 2019(Updated: )
Credit: product-security@apple.com
Affected Software | Affected Version | How to fix |
---|---|---|
Apple Apple Tv | <9.2.2 | |
Apple iPhone OS | <9.3.3 | |
Apple Mac Os | >=10.11.0<10.11.6 |
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The severity of CVE-2016-4644 is medium (6.5 out of 10).
CVE-2016-4644 allows an attacker to downgrade HTTP authentication credentials saved in Keychain.
CVE-2016-4644 affects Apple Apple TV (up to version 9.2.2), Apple iPhone OS (up to version 9.3.3), and Apple Mac OS (up to version 10.11.6).
To fix CVE-2016-4644, update your iOS device to version 9.3.3 or later, update your Apple TV to version 9.2.2 or later, and update your Mac OS to version 10.11.6 or later.
You can find more information about CVE-2016-4644 on the Apple support website: [link](https://support.apple.com/HT206902).