CVE-2018-18981 Denial of service in Rockwell Automation FactoryTalk Services Platform v2.90 and earlier

High 7.5 Published Updated

Remote unauthenticated attackers can cause denial of service in Rockwell FactoryTalk Services Platform by sending crafted packets that exhaust memory.

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-2018-18981?

CVE-2018-18981 is a high-severity denial of service vulnerability in Rockwell Automation FactoryTalk Services Platform v2.90 and earlier, published on 24 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Rockwell Automation FactoryTalk Services Platform 2.90 and earlier, a remote unauthenticated attacker could send numerous crafted packets to service ports resulting in memory consumption that could lead to a partial or complete denial-of-service condition to the affected services.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2018-18981?

It affects 1 product.

Products include Rockwellautomation Factorytalk Services Platform.

How do I fix CVE-2018-18981?

No fix has been published for CVE-2018-18981 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-2018-18981 being exploited?

There is no known exploitation of CVE-2018-18981 in the wild and no public exploit code.

Sources

Also known as GHSA-v3wg-5frm-q7hg.

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