CVE-2021-30708

moderate-risk

Published 2021-09-08

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Do I need to act?

0.38% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.8/10 High

LOCAL / LOW complexity

Affected Products (20)

Ipados

Iphone Os

Mac Os X

Affected Vendors

Apple

References (8)

Release Notes https://support.apple.com/en-us/HT212528

Release Notes https://support.apple.com/en-us/HT212529

Release Notes https://support.apple.com/en-us/HT212530

Release Notes https://support.apple.com/en-us/HT212531

Release Notes https://support.apple.com/en-us/HT212528

Release Notes https://support.apple.com/en-us/HT212529

Release Notes https://support.apple.com/en-us/HT212530

Release Notes https://support.apple.com/en-us/HT212531

/ 100

moderate-risk

Severity 24/34 · High

Exploitability 1/34 · Minimal

Exposure 23/34 · High