#VU81123 Permissions, Privileges, and Access Controls in MacUpdater - CVE-2023-41902

Vulnerability identifier: #VU81123

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41902

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MacUpdater
Client/Desktop applications / Other client software

Vendor: corecode (Simon Schubert)

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an XPC misconfiguration issue. A local user can use a specially crafted .pkg file and gain elevated privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MacUpdater: 2.0.0 - 3.1.2

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External links
https://www.corecode.io/macupdater/history2.html
https://www.corecode.io/macupdater/history3.html
https://gist.github.com/NSEcho/5d048a0796ceef59d6b1df1659bd1057

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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.