Security readout for executives and security teams
Plain-English summary
This flaw can make affected Rockwell Kinetix 5700 DC Bus Power Supply Series A devices stop accepting new EtherNet/IP connections after malformed CIP traffic. That can block operational capabilities and create a denial-of-service condition. The stated impact is availability only, not data theft or device tampering.
Executive priority
Treat this as high priority for industrial sites where affected drives support production or safety-adjacent operations. Urgency depends on whether untrusted network paths can reach the device.
Technical view
CVE-2023-2263 is a network-accessible CWE-400 resource management issue triggered by CIP fuzzing against Kinetix 5700 DC Bus Power Supply Series A version 13.001. CVSS 3.1 is 7.5 with low attack complexity, no privileges, no user interaction, and high availability impact.
Likely exposure
Exposure is limited to environments using Rockwell Automation Kinetix 5700 DC Bus Power Supply Series A version 13.001 where EtherNet/IP or CIP traffic can reach the device.
Exploitation context
The source bundle does not show CISA KEV listing or public active exploitation. The CVSS vector indicates a remote, unauthenticated denial-of-service path if network access to the device is available.
Researcher notes
Evidence is strongest for affected product, version, impact type, and CVSS scoring. The bundle does not provide exploit details, patch specifics, or proof of active exploitation; remediation should defer to Rockwell’s advisory.
Mitigation direction
- Inventory Kinetix 5700 DC Bus Power Supply Series A devices and firmware versions.
- Check Rockwell Automation advisory 1140029 for vendor-approved remediation guidance.
- Restrict EtherNet/IP and CIP access to trusted control networks only.
- Block untrusted routing paths from corporate, guest, and internet-facing networks.
- Monitor affected devices for failed new ENIP connections or availability loss.
Validation and detection
- Confirm whether any device is Series A running version 13.001.
- Map which networks can send EtherNet/IP or CIP traffic to the device.
- Verify segmentation controls limit access to trusted engineering and control hosts.
- Review operational logs for denial-of-service symptoms affecting ENIP connections.
- Track Rockwell advisory status before declaring remediation complete.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CWE-400: Exact CWE lookup
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Open ATT&CK lookupCVE-2023-2263 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140029CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Uncontrolled Resource Consumption
Uncontrolled Resource Consumption represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.