CVE-2017-2323 Denial of service in NorthStar Controller Application

High 7.5 Published Updated

A remote attacker can cause a persistent denial of service to the path computation server by sending crafted packets to the Juniper NorthStar Controller.

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-2017-2323?

CVE-2017-2323 is a high-severity denial of service vulnerability in Juniper Networks NorthStar Controller Application, published on 24 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A denial of service vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow a malicious attacker crafting packets destined to the device to cause a persistent denial of service to the path computation server service.

Which versions are affected by CVE-2017-2323?

It affects 1 product.

Products include Juniper Northstar Controller.

How do I fix CVE-2017-2323?

No fix has been published for CVE-2017-2323 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-2017-2323 being exploited?

There is no known exploitation of CVE-2017-2323 in the wild and no public exploit code.

Sources

Also known as GHSA-8hp3-c5vp-wq9h.

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