CVE-2020-27916 Memory corruption in iOS and iPadOS

High 7.8 Published Updated

Processing a maliciously crafted audio file allows arbitrary code execution on Apple operating systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-27916?

CVE-2020-27916 is a high-severity memory corruption vulnerability in Apple Ipados, published on 8 Dec 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, 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.

Weakness: CWE-787

Which versions are affected by CVE-2020-27916?

It affects 5 products.

Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Watchos.

How do I fix CVE-2020-27916?

No fix has been published for CVE-2020-27916 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-27916 being exploited?

There is no known exploitation of CVE-2020-27916 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-2qv5-c5x6-3fqr.

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