#VU17152 Buffer overflow in Apple iOS - CVE-2019-6224

Vulnerability identifier: #VU17152

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-6224

CWE-ID: CWE-120

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apple iOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description
The vulnerability allows a remote attacker to execute arbitrary code.

The weakness exists due to a boundary error in the FaceTime component when handling malicious input. A remote attacker can initiate a FaceTime call, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to version 12.1.3.

Vulnerable software versions

Apple iOS: 12.0 16A366 - 12.0.1 16A404, 12.1 16B92 - 12.1.2 16C101

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External links
https://support.apple.com/en-us/HT209443

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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.