CVE-2019-10051 Denial of service in n/a

High 7.5 Published Updated

A flaw in Suricata's SMB file tracker allows remote attackers to cause a denial of service via crafted network traffic.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-10051?

CVE-2019-10051 is a high-severity denial of service vulnerability in n/a, published on 28 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Suricata 4.1.3. If the function filetracker_newchunk encounters an unsafe "Some(sfcm) => { ft.new_chunk }" item, then the program enters an smb/files.rs error condition and crashes.

Weakness: CWE-754

Which versions are affected by CVE-2019-10051?

It affects 1 product.

Products include Suricata-Ids Suricata.

How do I fix CVE-2019-10051?

Upgrade to a fixed version.

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-2019-10051 being exploited?

There is no known exploitation of CVE-2019-10051 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2019-10051, GHSA-3prm-h683-4rg5, UBUNTU-CVE-2019-10051.

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