Vulnerability identifier: #VU15661

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-4388

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

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

Vendor: Apple Inc.

Description

The vulnerability allows a local attacker to bypass security restrictions on the target system.

The weakness exists due to an error in Notes component during improper access and privileges controls in lock screen. A local attacker can bypass security restrictions and share items from the lock screen.

Mitigation
Update to version 12.1.

Vulnerable software versions

Apple iOS: 12.0 16A366 - 12.0.1 16A404

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External links
http://support.apple.com/en-gb/HT209192

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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