How severe is CVE-2023-5915?

CVE-2023-5915 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-5915 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5915?

CVE-2023-5915 primarily affects Yokogawa Stardom Fcj Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-5915?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-5915 published?

CVE-2023-5915 was published on 2023-12-01 and last updated on 2026-06-17.

CVE-2023-5915

CVE-2023-5915 is a medium-severity vulnerability in Yokogawa Stardom Fcj Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Yokogawa Stardom Fcj Firmware
Published: 2023-12-01
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-5915?: 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.
How severe is CVE-2023-5915?: CVE-2023-5915 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-5915 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5915?: CVE-2023-5915 primarily affects Yokogawa Stardom Fcj Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-5915?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5915 published?: CVE-2023-5915 was published on 2023-12-01 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:yokogawa:stardom_fcj_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:yokogawa:stardom_fcn_firmware:*:*:*:*:*:*:*:*

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