How severe is CVE-2023-2263?

CVE-2023-2263 has a CVSS 3.x base score of 7.5, rated high 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 high.

Is CVE-2023-2263 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-2263?

CVE-2023-2263 affects Rockwellautomation Kinetix 5700 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-2263?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-2263 published?

CVE-2023-2263 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2023-2263

CVE-2023-2263 is a high-severity vulnerability in Rockwellautomation Kinetix 5700 Firmware with a CVSS 3.x base score of 7.5. 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: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Rockwellautomation Kinetix 5700 Firmware
Published: 2023-07-18
Last modified: 2026-06-17

Description

The Rockwell Automation Kinetix 5700 DC Bus Power Supply Series A is vulnerable to CIP fuzzing. The new ENIP connections cannot be established if impacted by this vulnerability, which prohibits operational capabilities of the device resulting in a denial-of-service attack.

Frequently asked questions

What is CVE-2023-2263?: The Rockwell Automation Kinetix 5700 DC Bus Power Supply Series A is vulnerable to CIP fuzzing. The new ENIP connections cannot be established if impacted by this vulnerability, which prohibits operational capabilities of the device resulting in a denial-of-service attack.
How severe is CVE-2023-2263?: CVE-2023-2263 has a CVSS 3.x base score of 7.5, rated high 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 high.
Is CVE-2023-2263 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-2263?: CVE-2023-2263 affects Rockwellautomation Kinetix 5700 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-2263?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-2263 published?: CVE-2023-2263 was published on 2023-07-18 and last updated on 2026-06-17.

References

https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140029

Affected products (1)

cpe:2.3:o:rockwellautomation:kinetix_5700_firmware:13.001:*:*:*:*:*:*:*

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