CVE-2017-13851 Missing authorization in n/a

Medium 5.5 Published Updated

Local attackers can bypass access restrictions to read home folder files in macOS DesktopServices, requiring an OS upgrade to fix.

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-2017-13851?

CVE-2017-13851 is a medium-severity missing authorization vulnerability in Apple Mac Os X, published on 3 Apr 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered in certain Apple products. macOS before 10.13 is affected. The issue involves the "DesktopServices" component. It allows local users to bypass intended access restrictions on home folder files.

Which versions are affected by CVE-2017-13851?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2017-13851?

No fix has been published for CVE-2017-13851 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-2017-13851 being exploited?

There is no known exploitation of CVE-2017-13851 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-m84f-q6r9-jhvp.

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