#VU75774 Improper access control in macOS - CVE-2022-42834

Vulnerability identifier: #VU75774

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-42834

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a local application to gain unauthorized access to sensitive information.

The vulnerability exists due to improper access restrictions in Mail. A local application can gain unauthorized access to mail folder attachments through a temporary directory used during compression.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

macOS: before 13.0, 13.0

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External links
https://support.apple.com/en-us/HT213488

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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.