Vulnerability identifier: #VU31123

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-4145

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
tvOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 11.3, tvOS 11.3, watchOS 4.3, Safari 11.1, iTunes 12.7.4 for Windows, iCloud for Windows 7.4.

Mitigation
Install update from vendor's website.

Vulnerable software versions

tvOS: 11.1 - 11.2.6

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External links
http://support.apple.com/kb/HT208693
http://support.apple.com/kb/HT208695
http://support.apple.com/kb/HT208696
http://support.apple.com/kb/HT208697
http://support.apple.com/kb/HT208698
http://support.apple.com/kb/HT208852
http://support.apple.com/kb/HT208933

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.