CVE-2021-30774

Description

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicious application may be able to gain root privileges.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.29%

Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com

Affected: Apple iOS

Affected: Apple macOS

References

Link	Tags
https://support.apple.com/kb/HT212600	vendor advisory
https://support.apple.com/en-us/HT212601	release notes vendor advisory
https://support.apple.com/en-us/HT212602	release notes vendor advisory
https://support.apple.com/en-us/HT212605	release notes vendor advisory
https://support.apple.com/en-us/HT212604	release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30774?: CVE-2021-30774 has been scored as a high severity vulnerability.
How to fix CVE-2021-30774?: To fix CVE-2021-30774, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30774 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-30774 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-30774?: CVE-2021-30774 affects Apple iOS, Apple macOS, Apple macOS, Apple macOS.

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