A vulnerability was found in Apple tvOS up to 13.0 (Digital Media Player). It has been rated as critical. This issue affects some unknown processing of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, watchOS 6.1, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. Processing maliciously crafted web content may lead to arbitrary code execution.

The weakness was released 10/28/2019 by Soyeon Park with Georgia Tech as HT210723 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2019-8816. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

Upgrading to version 13.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

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• Digital Media Player

Vendor

• Apple

Name

• tvOS

Version

• 13.0

License

• commercial

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