Vulnerability identifier: #VU6578

Vulnerability risk: Low

CVSSv3.1: 7.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2017-2501

CWE-ID: CWE-362

Exploitation vector: Local

Exploit availability: Yes

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

Vendor: Apple Inc.

Description
The vulnerability allows a local attacker to execute arbitrary code on the target system.

The weakness exists due to race condition in kernel when processing a malicious application. A local attacker can run a specially crafted application to execute arbitrary code with root privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to version 10.3.2.

Vulnerable software versions

Apple iOS: 10.3 - 10.3.1, 10.2 - 10.2.1, 10.1 - 10.1.1, 10.0.0 - 10.0.3, 9.2 - 9.2.1, 9.3.0 - 9.3.5, 9.1.0, 9.0.0 - 9.0.2

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External links
http://support.apple.com/en-us/HT207798

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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. However, proof of concept for this vulnerability is available.