Vulnerability identifier: #VU58691

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-30874

CWE-ID: CWE-285

Exploitation vector: Local

Exploit availability: No

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

Vendor: Apple Inc.

Description

The vulnerability allows a local application to bypass implemented security restrictions.

The vulnerability exists in NetworkExtension subsystem due to missing permissions checks. A local application can install a VPN configuration without having necessary permissions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apple iOS: 14.8 18H17, 14.7 18G69 - 14.7.1 18G82, 14.6 18F72, 14.5 18E199 - 14.5.1 18E212, 14.2 18B92 - 14.2.1 18B121, 14.1 18A8395, 14.0 18A373 - 14.0.1 18A393, 14.4 18D52 - 14.4.2 18D70, 14.3 18C66

iPadOS: 14.0 18A373 - 14.8 18H17

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External links
http://support.apple.com/en-us/HT212814

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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.