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PatchSiren cyber security CVE debrief

CVE-2024-12373 Rockwell Automation CVE debrief

A critical buffer overflow vulnerability in Rockwell Automation PowerMonitor 1000 series devices enables remote denial-of-service attacks. The vulnerability, published December 17, 2024, affects fourteen product variants running firmware versions prior to 4.020. Rockwell Automation has released corrected firmware and recommends immediate upgrade.

Vendor
Rockwell Automation
Product
PM1k 1408-BC3A-485
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2024-12-17
Original CVE updated
2024-12-17
Advisory published
2024-12-17
Advisory updated
2024-12-17

Who should care

Organizations operating Rockwell Automation PowerMonitor 1000 series devices in industrial control system environments, particularly those with remote network accessibility to power monitoring equipment.

Technical summary

The vulnerability exists in the PowerMonitor 1000 series firmware and results in a buffer overflow condition that can cause denial-of-service. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) indicates network exploitable, low attack complexity, no privileges required, and high impact across confidentiality, integrity, and availability. All fourteen affected product variants share the same firmware version constraint (<4.020).

Defensive priority

critical

Recommended defensive actions

  • Upgrade affected PowerMonitor 1000 devices to firmware revision 4.020 or later
  • If immediate upgrade is not feasible, apply ICS security best practices including network segmentation and access controls
  • Monitor Rockwell Automation security advisory page for additional guidance
  • Review CISA ICS recommended practices for defense-in-depth strategies

Evidence notes

CVE description and remediation details sourced from CISA CSAF advisory ICSA-24-352-03. CVSS 9.8 (Critical) per source. Affected product list and firmware version constraints extracted from CSAF product tree. Vendor remediation guidance confirmed in source remediations section.

Sources and references

Verified primary and authoritative sources

  • CVE-2024-12373 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2024-12373

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2024-12373 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2024-12373

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-352-03.json

    cisa_csaf

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/news-events/ics-advisories/icsa-24-352-03

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/resources-tools/resources/ics-recommended-practices

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/topics/industrial-control-systems

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf

    Reference

  • Source reference

    Unverified legacy reference

    URL: https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B

    Reference

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.