CVE-2023-42896 Missing authorization in iOS and iPadOS

Medium 5.5 Published Updated

An app can modify protected file system parts due to improper temporary file handling, affecting 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-2023-42896?

CVE-2023-42896 is a medium-severity missing authorization vulnerability in Apple Ipados, published on 28 Mar 2024. 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 issue was addressed with improved handling of temporary files. This issue is fixed in macOS Monterey 12.7.2, macOS Ventura 13.6.3, iOS 17.2 and iPadOS 17.2, iOS 16.7.3 and iPadOS 16.7.3, macOS Sonoma 14.2. An app may be able to modify protected parts of the file system.

Weakness: CWE-862

Which versions are affected by CVE-2023-42896?

It affects 3 products.

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

How do I fix CVE-2023-42896?

No fix has been published for CVE-2023-42896 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-42896 being exploited?

There is no known exploitation of CVE-2023-42896 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-xcwm-wrf2-369r.

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