CVE-2020-27909

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.86% Top 30%
Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory apple.com
Affected: Apple watchOS
Affected: Apple iOS and iPadOS
Affected: Apple tvOS
Published at:
Updated at:

References

Link Tags
https://support.apple.com/kb/HT211931 vendor advisory
https://support.apple.com/en-us/HT211928 vendor advisory
https://support.apple.com/en-us/HT211929 vendor advisory
https://support.apple.com/en-us/HT211930 vendor advisory
http://seclists.org/fulldisclosure/2020/Dec/32 third party advisory mailing list
https://www.zerodayinitiative.com/advisories/ZDI-21-374/ vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-27909?
CVE-2020-27909 has been scored as a high severity vulnerability.
How to fix CVE-2020-27909?
To fix CVE-2020-27909, 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-2020-27909 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-27909 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-27909?
CVE-2020-27909 affects Apple watchOS, Apple iOS and iPadOS, Apple tvOS.
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