CVE-2021-30770

low-risk

Published 2021-09-08

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

Do I need to act?

0.03% 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 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (3)

Iphone Os

Tvos

Watchos

Affected Vendors

Apple

References (6)

Release Notes https://support.apple.com/en-us/HT212601

Release Notes https://support.apple.com/en-us/HT212604

Release Notes https://support.apple.com/en-us/HT212605

Release Notes https://support.apple.com/en-us/HT212601

Release Notes https://support.apple.com/en-us/HT212604

Release Notes https://support.apple.com/en-us/HT212605

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 9/34 · Low