CVE-2019-6239 Security feature bypass in macOS

High 7.8 Published Updated

A malicious application can bypass Gatekeeper security checks on macOS due to improper handling of file metadata.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-6239?

CVE-2019-6239 is a high-severity vulnerability in Apple Mac Os X, published on 18 Dec 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This issue was addressed with improved handling of file metadata. This issue is fixed in macOS Mojave 10.14.4. A malicious application may bypass Gatekeeper checks.

Which versions are affected by CVE-2019-6239?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2019-6239?

No fix has been published for CVE-2019-6239 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-6239 being exploited?

There is no known exploitation of CVE-2019-6239 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-g848-x8cm-jrg9.

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