CVE-2023-5915 Denial of service in STARDOM

Medium 5.3 Published Updated

Remote attackers can cause denial of service on Yokogawa STARDOM controllers by sending crafted packets, blocking maintenance access.

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-2023-5915?

CVE-2023-5915 is a medium-severity denial of service vulnerability in Yokogawa Electric Corporation STARDOM, published on 1 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability of Uncontrolled Resource Consumption has been identified in STARDOM provided by Yokogawa Electric Corporation. This vulnerability may allow to a remote attacker to cause a denial-of-service condition to the FCN/FCJ controller by sending a crafted packet. While sending the packet, the maintenance homepage of the controller could not be accessed. Therefore, functions of the maintenance homepage, changing configuration, viewing logs, etc. are not available. But the controller’s operation is not stopped by the condition.

The affected products and versions are as follows: STARDOM FCN/FCJ R1.01 to R4.31.

Weakness: CWE-400

Which versions are affected by CVE-2023-5915?

It affects 2 products.

Products include Yokogawa Stardom Fcj Firmware, Yokogawa Stardom Fcn Firmware.

How do I fix CVE-2023-5915?

No fix has been published for CVE-2023-5915 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-2023-5915 being exploited?

There is no known exploitation of CVE-2023-5915 in the wild and no public exploit code.

Sources

Also known as GHSA-h7v6-mc6c-m4w9.

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