CVE-2020-9994 Path traversal in iOS

High 7.1 Published Updated

A malicious application can overwrite arbitrary files due to a path handling issue in 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-2020-9994?

CVE-2020-9994 is a high-severity path traversal vulnerability in Apple Ipados, published on 22 Oct 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

A path handling issue was addressed with improved validation. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. A malicious application may be able to overwrite arbitrary files.

Which versions are affected by CVE-2020-9994?

It affects 5 products.

Products include Apple Ipados, Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.

How do I fix CVE-2020-9994?

No fix has been published for CVE-2020-9994 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-9994 being exploited?

There is no known exploitation of CVE-2020-9994 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-6cr6-65hv-4gh7.

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