Out-of-bounds write in macOS - CVE-2021-1762
Published: February 2, 2021
Vulnerability identifier: #VU50221
CSH Severity: Low
CVSS v4: 7 [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]
CVE-ID: CVE-2021-1762
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error 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.
Affected software
macOS
iPadOS
Apple iOS
iPadOS
Apple iOS
How to mitigate CVE-2021-1762
Install updates from vendor's website.
macOS - update to 11.2 20D64
iPadOS - update to 14.4 18D52
Apple iOS - update to 14.4 18D52
iPadOS - update to 14.4 18D52
Apple iOS - update to 14.4 18D52