CVE-2017-2858 Denial of service in Natus

High 7.5 Published Updated

An attacker can cause a denial of service in Natus NeuroWorks 8 by sending a specially crafted network packet that triggers an out-of-bounds read.

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-2017-2858?

CVE-2017-2858 is a high-severity denial of service vulnerability in Talos Natus, published on 1 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An exploitable denial-of-service vulnerability exists in the traversal of lists functionality of Natus Xltek NeuroWorks 8. A specially crafted network packet can cause an out-of-bounds read, resulting in a denial of service. An attacker can send a malicious packet to trigger this vulnerability.

Weakness: CWE-125

Which versions are affected by CVE-2017-2858?

It affects 1 product.

Products include Natus Xltek Neuroworks.

How do I fix CVE-2017-2858?

No fix has been published for CVE-2017-2858 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-2017-2858 being exploited?

There is no known exploitation of CVE-2017-2858 in the wild and no public exploit code.

Sources

Also known as GHSA-r5jr-wmvp-xf5v.

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