CVE-2018-18937 Null dereference in n/a

High 7.5 Published 5 Nov 2018 Updated 5 Aug 2024

A NULL pointer dereference in libIEC61850 allows attackers to cause a denial of service via crafted client data set values.

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-2018-18937?

CVE-2018-18937 is a high-severity vulnerability in n/a, published on 5 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue has been found in libIEC61850 v1.3. It is a NULL pointer dereference in ClientDataSet_getValues in client/ied_connection.c.

Weakness: CWE-476

Which versions are affected by CVE-2018-18937?

It affects 1 product.

Products include Mz-Automation Libiec61850.

How do I fix CVE-2018-18937?

No fix has been published for CVE-2018-18937 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-18937 being exploited?

There is no known exploitation of CVE-2018-18937 in the wild and no public exploit code.

Sources

Also known as GHSA-qfm5-v3g4-xr9m.