CVE-2020-10014 Path traversal in macOS

Medium 6.3 Published Updated

A malicious application can exploit a path parsing flaw to break out of its sandbox, requiring an OS upgrade to fix.

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-2020-10014?

CVE-2020-10014 is a medium-severity path traversal vulnerability in Apple Mac Os X, 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

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Big Sur 11.0.1. A malicious application may be able to break out of its sandbox.

Weakness: CWE-22

Which versions are affected by CVE-2020-10014?

It affects 2 products.

Products include Apple Mac Os X, Apple Macos.

How do I fix CVE-2020-10014?

No fix has been published for CVE-2020-10014 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-2020-10014 being exploited?

There is no known exploitation of CVE-2020-10014 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-h8r9-5w83-vj2q.

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