CVE-2017-7086 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can cause denial of service via resource consumption in the libc glob function on Apple operating systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-7086?

CVE-2017-7086 is a high-severity denial of service vulnerability in Apple Iphone Os, published on 23 Oct 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in certain Apple products. iOS before 11 is affected. macOS before 10.13 is affected. tvOS before 11 is affected. watchOS before 4 is affected. The issue involves the "libc" component. It allows remote attackers to cause a denial of service (resource consumption) via a crafted string that is mishandled by the glob function.

Weakness: CWE-400

Which versions are affected by CVE-2017-7086?

It affects 4 products.

Products include Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.

How do I fix CVE-2017-7086?

No fix has been published for CVE-2017-7086 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-7086 being exploited?

There is no known exploitation of CVE-2017-7086 in the wild and no public exploit code.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-7276-c97p-mp22.

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