#VU31123 Buffer overflow in tvOS - CVE-2018-4145

Vulnerability identifier: #VU31123

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

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
https://support.apple.com/kb/HT208693
https://support.apple.com/kb/HT208695
https://support.apple.com/kb/HT208696
https://support.apple.com/kb/HT208697
https://support.apple.com/kb/HT208698
https://support.apple.com/kb/HT208852
https://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.