CVE-2019-8513 Command injection in macOS

High 7.8 Published Updated

A local user can execute arbitrary shell commands on macOS due to insufficient input validation, requiring a system update to mitigate.

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-2019-8513?

CVE-2019-8513 is a high-severity command injection 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 checks. This issue is fixed in macOS Mojave 10.14.4. A local user may be able to execute arbitrary shell commands.

Weakness: CWE-78

Which versions are affected by CVE-2019-8513?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2019-8513?

No fix has been published for CVE-2019-8513 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2019-8513 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-8513 exists.

Public exploit code: 1 Metasploit module and 1 Exploit-DB entry.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-8qpr-xr7m-crmq.

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