Vulnerability identifier: #VU11405

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-4156

CWE-ID: CWE-362

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 gain elevated privileges on the target system.

The weakness exists due to race condition in the PluginKit component. A local attacker can run a specially crafted application and gain elevated privileges.

Mitigation
Update to version 11.3.

Vulnerable software versions

Apple iOS: 11.2 - 11.2.6

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External links
http://support.apple.com/en-us/HT208693

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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.