#VU78601 Security features bypass in Apple iOS and iPadOS - CVE-2023-32437

Vulnerability identifier: #VU78601

Vulnerability risk: Low

CVSSv4.0: 5.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-32437

CWE-ID: CWE-254

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 due to improper handling of a file protocol in NSURLSession. A local application can break out of its sandbox.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apple iOS: 16.0 20A362 - 16.5.1 20F770750b

iPadOS: 16.0 20A362 - 16.5.1

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External links
https://support.apple.com/en-us/HT213841

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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.