#VU50222 Buffer overflow in macOS - CVE-2021-1763

Vulnerability identifier: #VU50222

Vulnerability risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-1763

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description
when processing untrusted input within the Model I/O component in macOS. An attacker can use a specially crafted USD file to crash the system or execute arbitrary code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

macOS: 10.3 7B85, 10.12.4 16E195 - 10.15.7 19H15, 11.0 20A2411 - 11.1 20C69

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External links
https://support.apple.com/en-us/HT212147

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.