CVE-2017-2540 Information disclosure in n/a

Medium 5.5 Published Updated

Attackers can bypass memory-read restrictions in macOS WindowServer via a crafted app, potentially exposing sensitive data.

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-2017-2540?

CVE-2017-2540 is a medium-severity vulnerability in Apple Mac Os X, published on 22 May 2017. 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 discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "WindowServer" component. It allows attackers to bypass intended memory-read restrictions via a crafted app.

Weakness: CWE-20

Which versions are affected by CVE-2017-2540?

It affects 1 product.

Products include Apple Mac Os X.

How do I fix CVE-2017-2540?

No fix has been published for CVE-2017-2540 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-2540 being exploited?

There is no known exploitation of CVE-2017-2540 in the wild and no public exploit code.

All Apple Mac Os X vulnerabilities

Sources

Also known as GHSA-5cwx-98rx-6fg6.

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