[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f37inxAFdq04w7xiFi6lPlBu7eJ1ZrJGXEZChWgNztXA":3},{"article":4,"iocs":44},{"id":5,"title":6,"slug":7,"summary":8,"ai_summary":9,"brief":10,"full_text":11,"url":12,"image_url":13,"published_at":14,"ingested_at":15,"relevance_score":16,"entities":17,"category_id":27,"category":28,"article_tags":31},"e0b0e178-ab6c-4df1-b6e9-3cfdd9a232c0","Pyramid Solutions NetStaX EtherNet\u002FIP Stack","pyramid-solutions-netstax-ethernet-ip-stack-ee71f8","View CSAF Summary Successful exploitation of this vulnerability could result in memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. The following versions of Pyramid Solutions NetStaX EtherNet\u002FIP Stack are affected: EtherNet\u002FIP Adapter DLL Kit (EIPA) EtherNet\u002FIP Adapter DLL Kit with CIP Security (EIPA-SECURE) EtherNet\u002FIP Adapter Development Kit (EADK) EtherNet\u002FIP Adapter Development Kit with CIP Security (EADK-SECURE) EtherNet\u002FIP Scanner DLL Kit (EIPS) EtherNet\u002FIP Scanner DLL Kit with CIP Security (EIPS-SECURE) EtherNet\u002FIP Scanner Development Kit (ESDK) EtherNet\u002FIP Scanner Development Kit with CIP Security (ESDK-SECURE) CVSS Vendor Equipment Vulnerabilities v3 9.8 Pyramid Solutions Pyramid Solutions NetStaX EtherNet\u002FIP Stack Stack-based Buffer Overflow Background Critical Infrastructure Sectors: Critical Manufacturing, Energy, Water and Wastewater, Chemical Countries\u002FAreas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities Expand All + CVE-2026-78012 An issue in the NetStaX EtherNet\u002FIP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. View CVE Details Affected Products Pyramid Solutions NetStaX EtherNet\u002FIP Stack Vendor: Pyramid Solutions Product Version: Pyramid Solutions EtherNet\u002FIP Adapter DLL Kit (EIPA): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter DLL Kit with CIP Security (EIPA-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter Development Kit (EADK): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter Development Kit with CIP Security (EADK-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner DLL Kit (EIPS): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner DLL Kit with CIP Security (EIPS-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner Development Kit (ESDK): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner Development Kit with CIP Security (ESDK-SECURE): \u003Cv5.6.1 Product Status: known_affected Remediations Mitigation NetStaX v5.6.1 addresses this issue with multiple layers of protection, including a compile-time assertion, a runtime payload-size check, and clearer documentation of the relationships between packet and buffer-size constants. https:\u002F\u002Fpyramidsolutions.com\u002Fmy-account\u002F Mitigation For more information, see the Pyramid Solutions blog post \"NetStaX v5.6.1: Protecting Against Silent Buffer Overflow in Ethernet\u002FIP Stack Explicit Messages\". https:\u002F\u002Fpyramidsolutions.com\u002Fnetstax-v-5-6-1-protecting-against-silent-buffer-overflow-in-ethernet-ip-stack-explicit-messages\u002F Relevant CWE: CWE-121 Stack-based Buffer Overflow Metrics CVSS Version Base Score Base Severity Vector String 3.1 9.8 CRITICAL CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H 4.0 9.3 CRITICAL CVSS:4.0\u002FAV:N\u002FAC:L\u002FAT:N\u002FPR:N\u002FUI:N\u002FVC:H\u002FVI:H\u002FVA:H\u002FSC:N\u002FSI:N\u002FSA:N Acknowledgments Pyramid Solutions reported this vulnerability to CISA Legal Notice and Terms of Use This product is provided subject to this Notification (https:\u002F\u002Fwww.cisa.gov\u002Fnotification) and this Privacy & Use policy (https:\u002F\u002Fwww.cisa.gov\u002Fprivacy-policy). Recommended Practices CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Minimize network exposure for all control system devices and\u002For systems, ensuring they are not accessible from the internet. Locate control system networks and remote devices behind firewalls and isolating them from business networks. When remote access is required, use more secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as the connected devices. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov\u002Fics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies. CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov\u002Fics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies. Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents. No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time. Revision History Initial Release Date: 2026-09-03 Date Revision Summary 2026-09-03 1 Initial Republication of Pyramid Solutions blog publication. Legal Notice and Terms of Use","A critical vulnerability (CVE-2026-78012) has been identified in Pyramid Solutions' NetStaX EtherNet\u002FIP Stack, affecting multiple versions of their DLL and Development Kits. Successful exploitation could lead to memory corruption, device crashes, or remote code execution without any error indication. The vulnerability is a stack-based buffer overflow that can be triggered by a large Class 3 explicit-message request.","Pyramid Solutions NetStaX EtherNet\u002FIP Stack vulnerable to critical buffer overflow.","ICS Advisory Pyramid Solutions NetStaX EtherNet\u002FIP Stack Release DateSeptember 03, 2026 Alert CodeICSA-26-246-07 View CSAF Summary Successful exploitation of this vulnerability could result in memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. The following versions of Pyramid Solutions NetStaX EtherNet\u002FIP Stack are affected: EtherNet\u002FIP Adapter DLL Kit (EIPA) EtherNet\u002FIP Adapter DLL Kit with CIP Security (EIPA-SECURE) EtherNet\u002FIP Adapter Development Kit (EADK) EtherNet\u002FIP Adapter Development Kit with CIP Security (EADK-SECURE) EtherNet\u002FIP Scanner DLL Kit (EIPS) EtherNet\u002FIP Scanner DLL Kit with CIP Security (EIPS-SECURE) EtherNet\u002FIP Scanner Development Kit (ESDK) EtherNet\u002FIP Scanner Development Kit with CIP Security (ESDK-SECURE) CVSS Vendor Equipment Vulnerabilities v3 9.8 Pyramid Solutions Pyramid Solutions NetStaX EtherNet\u002FIP Stack Stack-based Buffer Overflow Background Critical Infrastructure Sectors: Critical Manufacturing, Energy, Water and Wastewater, Chemical Countries\u002FAreas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities Expand All + CVE-2026-78012 An issue in the NetStaX EtherNet\u002FIP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed. View CVE Details Affected Products Pyramid Solutions NetStaX EtherNet\u002FIP Stack Vendor:Pyramid Solutions Product Version:Pyramid Solutions EtherNet\u002FIP Adapter DLL Kit (EIPA): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter DLL Kit with CIP Security (EIPA-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter Development Kit (EADK): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Adapter Development Kit with CIP Security (EADK-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner DLL Kit (EIPS): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner DLL Kit with CIP Security (EIPS-SECURE): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner Development Kit (ESDK): \u003Cv5.6.1, Pyramid Solutions EtherNet\u002FIP Scanner Development Kit with CIP Security (ESDK-SECURE): \u003Cv5.6.1 Product Status:known_affected Remediations MitigationNetStaX v5.6.1 addresses this issue with multiple layers of protection, including a compile-time assertion, a runtime payload-size check, and clearer documentation of the relationships between packet and buffer-size constants.https:\u002F\u002Fpyramidsolutions.com\u002Fmy-account\u002F MitigationFor more information, see the Pyramid Solutions blog post \"NetStaX v5.6.1: Protecting Against Silent Buffer Overflow in Ethernet\u002FIP Stack Explicit Messages\".https:\u002F\u002Fpyramidsolutions.com\u002Fnetstax-v-5-6-1-protecting-against-silent-buffer-overflow-in-ethernet-ip-stack-explicit-messages\u002F Relevant CWE: CWE-121 Stack-based Buffer Overflow Metrics CVSS Version Base Score Base Severity Vector String 3.1 9.8 CRITICAL CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H 4.0 9.3 CRITICAL CVSS:4.0\u002FAV:N\u002FAC:L\u002FAT:N\u002FPR:N\u002FUI:N\u002FVC:H\u002FVI:H\u002FVA:H\u002FSC:N\u002FSI:N\u002FSA:N Acknowledgments Pyramid Solutions reported this vulnerability to CISA Legal Notice and Terms of Use This product is provided subject to this Notification (https:\u002F\u002Fwww.cisa.gov\u002Fnotification) and this Privacy & Use policy (https:\u002F\u002Fwww.cisa.gov\u002Fprivacy-policy). Recommended Practices CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Minimize network exposure for all control system devices and\u002For systems, ensuring they are not accessible from the internet. Locate control system networks and remote devices behind firewalls and isolating them from business networks. When remote access is required, use more secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as the connected devices. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov\u002Fics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies. CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov\u002Fics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies. Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents. No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time. Revision History Initial Release Date: 2026-09-03 Date Revision Summary 2026-09-03 1 Initial Republication of Pyramid Solutions blog publication. Legal Notice and Terms of Use This product is provided subject to this Notification and this Privacy & Use policy. Tags Sector: Chemical Sector, Critical Manufacturing Sector, Energy Sector, Water and Wastewater Systems Please share your thoughts We recently updated our anonymous product survey; we welcome your feedback.","https:\u002F\u002Fwww.cisa.gov\u002Fnews-events\u002Fics-advisories\u002Ficsa-26-246-07",null,"2026-09-03T12:00:00+00:00","2026-09-03T18:00:31.080374+00:00",8,[18,21,24],{"name":19,"type":20},"NetStaX EtherNet\u002FIP Stack","product",{"name":22,"type":23},"Pyramid Solutions","vendor",{"name":25,"type":26},"EtherNet\u002FIP","technology","80544778-fabb-4dcd-aa35-17492e5dcf4f",{"id":27,"icon":13,"name":29,"slug":30},"Vulnerabilities","vulnerabilities",[32,34,39],{"category":33},{"id":27,"icon":13,"name":29,"slug":30},{"category":35},{"id":36,"icon":13,"name":37,"slug":38},"d6f63bb8-0801-486a-be7f-171400700454","IoT\u002FOT","iot-ot",{"category":40},{"id":41,"icon":13,"name":42,"slug":43},"e7b231c8-5f79-4465-8d38-1ef13aea5a14","Threat Intelligence","threat-intelligence",[45],{"type":46,"value":47,"context":48},"cve","CVE-2026-78012","Stack-based buffer overflow in NetStaX EtherNet\u002FIP Stack prior to v5.6.1"]