CVE-2021-30834

Description

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, Security Update 2021-007 Catalina. Processing a malicious audio file may result in unexpected application termination or arbitrary code execution.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.34%

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

Affected: Apple iOS and iPadOS

Affected: Apple tvOS

Affected: Apple watchOS

Affected: Apple Security Update - Catalina

References

Link	Tags
https://support.apple.com/kb/HT212804	vendor advisory
https://support.apple.com/en-us/HT212807	vendor advisory
https://support.apple.com/en-us/HT212814	vendor advisory
https://support.apple.com/en-us/HT212819	vendor advisory
https://support.apple.com/en-us/HT212815	vendor advisory
https://support.apple.com/en-us/HT212871	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30834?: CVE-2021-30834 has been scored as a high severity vulnerability.
How to fix CVE-2021-30834?: To fix CVE-2021-30834, 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-2021-30834 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-30834 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-2021-30834?: CVE-2021-30834 affects Apple iOS and iPadOS, Apple iOS and iPadOS, Apple tvOS, Apple watchOS, Apple Security Update - Catalina.

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