CVE-2018-19121 Null dereference in n/a

Medium 4.3 Published Updated

A null pointer dereference in libIEC61850 allows attackers to cause a denial of service via crafted Ethernet packets.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-19121?

CVE-2018-19121 is a medium-severity vulnerability in n/a, published on 9 Nov 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An issue has been found in libIEC61850 v1.3. It is a SEGV in Ethernet_receivePacket in ethernet_bsd.c.

Weakness: CWE-476

Which versions are affected by CVE-2018-19121?

It affects 1 product.

Products include Mz-Automation Libiec61850.

How do I fix CVE-2018-19121?

No fix has been published for CVE-2018-19121 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-19121 being exploited?

There is no known exploitation of CVE-2018-19121 in the wild and no public exploit code.

Sources

Also known as GHSA-9gjx-92j9-r7x4.

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