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https://www.cisa.gov/news-events/ics-advisories/icsa-23-236-06
Submission: On August 25 via api from TR — Scanned from DE
Submission: On August 25 via api from TR — Scanned from DE
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Text Content
Skip to main content An official website of the United States government Here’s how you know Here’s how you know Official websites use .gov A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. Cybersecurity & Infrastructure Security Agency America's Cyber Defense Agency Search × search Menu Close × search * Topics Topics Cybersecurity Best Practices Cyber Threats and Advisories Critical Infrastructure Security and Resilience Election Security Emergency Communications Industrial Control Systems Information and Communications Technology Supply Chain Security Partnerships and Collaboration Physical Security Risk Management How can we help? GovernmentEducational InstitutionsIndustryState, Local, Tribal, and TerritorialIndividuals and FamiliesSmall and Medium BusinessesFind Help LocallyFaith-Based Community * Spotlight * Resources & Tools Resources & Tools All Resources & Tools Services Programs Resources Training Groups * News & Events News & Events News Events Cybersecurity Alerts & Advisories Directives Request a CISA Speaker Congressional Testimony * Careers Careers Benefits & Perks HireVue Applicant Reasonable Accommodations Process Hiring Resume & Application Tips Students & Recent Graduates Veteran and Military Spouses Work @ CISA * About About Culture Divisions & Offices Regions Leadership Doing Business with CISA Contact Us Site Links Reporting Employee and Contractor Misconduct CISA GitHub Report a Cyber Issue America's Cyber Defense Agency Breadcrumb 1. Home 2. News & Events 3. Cybersecurity Advisories 4. ICS Advisory Share: ICS Advisory ROCKWELL AUTOMATION INPUT/OUTPUT MODULES Release Date August 24, 2023 Alert Code ICSA-23-236-06 1. EXECUTIVE SUMMARY * CVSS v3 8.6 * ATTENTION: Exploitable remotely/low attack complexity * Vendor: Rockwell Automation * Equipment: 1734-AENT/1734-AENTR Series C, 1734-AENT/1734-AENTR Series B, 1738-AENT/ 1738-AENTR Series B, 1794-AENTR Series A, 1732E-16CFGM12QCWR Series A, 1732E-12X4M12QCDR Series A, 1732E-16CFGM12QCR Series A, 1732E-16CFGM12P5QCR Series A, 1732E-12X4M12P5QCDR Series A, 1732E-16CFGM12P5QCWR Series B, 1732E-IB16M12R Series B, 1732E-OB16M12R Series B, 1732E-16CFGM12R Series B, 1732E-IB16M12DR Series B, 1732E-OB16M12DR Series B, 1732E-8X8M12DR Series B, 1799ER-IQ10XOQ10 Series B * Vulnerability: Out-of-Bounds Write 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service on the affected products. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of select Input/Output Modules from Rockwell Automation are affected: * 1734-AENT/1734-AENTR Series C: Versions 7.011 and prior * 1734-AENT/1734-AENTR Series B: Versions 5.019 and prior * 1738-AENT/ 1738-AENTR Series B: Versions 6.011 and prior * 1794-AENTR Series A: Versions 2.011 and prior * 1732E-16CFGM12QCWR Series A: Versions 3.011 and prior * 1732E-12X4M12QCDR Series A: Versions 3.011 and prior * 1732E-16CFGM12QCR Series A: Versions 3.011 and prior * 1732E-16CFGM12P5QCR Series A: Versions 3.011 and prior * 1732E-12X4M12P5QCDR Series A: Versions 3.011 and prior * 1732E-16CFGM12P5QCWR Series B: Versions 3.011 and prior * 1732E-IB16M12R Series B: Versions 3.011 and prior * 1732E-OB16M12R Series B: Versions 3.011 and prior * 1732E-16CFGM12R Series B: Versions 3.011 and prior * 1732E-IB16M12DR Series B: Versions 3.011 and prior * 1732E-OB16M12DR Series B: Versions 3.011 and prior * 1732E-8X8M12DR Series B: Versions 3.011 and prior * 1799ER-IQ10XOQ10 Series B: Versions 3.011 and prior 3.2 VULNERABILITY OVERVIEW 3.2.1 OUT-OF-BOUNDS WRITE CWE-787(link is external) Pyramid Solutions' affected products, the Developer and DLL kits for EtherNet/IP Adapter and EtherNet/IP Scanner may be vulnerable to an out-of-bounds write, which may allow an unauthorized threat actor to send a specially crafted packet that may result in a denial-of-service condition. CVE-2022-1737 has been assigned to this vulnerability. A CVSS v3 base score of 8.6 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H(link is external)). 3.3 BACKGROUND * CRITICAL INFRASTRUCTURE SECTORS: Critical Manufacturing * COUNTRIES/AREAS DEPLOYED: Worldwide * COMPANY HEADQUARTERS LOCATION: United States 3.4 RESEARCHER Rockwell Automation reported this vulnerability to CISA. 4. MITIGATIONS Rockwell Automation has released and recommends users apply the following mitigations: * 1734-AENT/1734-AENTR Series C: Versions 7.011 and prior. Upgrade to 7.013 * 1734-AENT/1734-AENTR Series B: Versions 5.019 and prior. Upgrade to 5.021 * 1738-AENT/ 1738-AENTR Series B: Versions 6.011 and prior. Upgrade to 6.013 * 1794-AENTR Series A: Versions 2.011 and prior. Upgrade to 2.012 * 1732E-16CFGM12QCWR Series A: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-12X4M12QCDR Series A: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-16CFGM12QCR Series A: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-16CFGM12P5QCR Series A: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-12X4M12P5QCDR Series A: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-16CFGM12P5QCWR Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-IB16M12R Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-OB16M12R Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-16CFGM12R Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-IB16M12DR Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-OB16M12DR Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1732E-8X8M12DR Series B: Versions 3.011 and prior. Upgrade to 3.012 * 1799ER-IQ10XOQ10 Series B: Versions 3.011 and prior. Upgrade to 3.012 Rockwell Automation encourages users of the affected software to apply the risk mitigations below, if possible. Additionally, users are encouraged to implement suggested security best practices to minimize the risk of vulnerability. Users should upgrade to the corrected firmware to mitigate the issues: * Security best practices(link is external) For more information, see Rockwell Automation’s Security Advisory(link is external). 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 at cisa.gov/ics. 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. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics 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. This product is provided subject to this Notification and this Privacy & Use policy. VENDOR Rockwell Automation PLEASE SHARE YOUR THOUGHTS We recently updated our anonymous product survey; we’d welcome your feedback. RELATED ADVISORIES Aug 24, 2023 ICS Advisory | ICSA-23-236-02 OPTO 22 SNAP PAC S1 Aug 24, 2023 ICS Advisory | ICSA-23-236-05 CODESYS DEVELOPMENT SYSTEM Aug 24, 2023 ICS Advisory | ICSA-23-236-03 CODESYS DEVELOPMENT SYSTEM Aug 24, 2023 ICS Advisory | ICSA-23-236-01 KNX PROTOCOL Return to top * Topics * Spotlight * Resources & Tools * News & Events * Careers * About Cybersecurity & Infrastructure Security Agency * Facebook * Twitter * LinkedIn * YouTube * Instagram * RSS CISA Central 888-282-0870 Central@cisa.dhs.gov(link sends email) DHS Seal CISA.gov An official website of the U.S. Department of Homeland Security * About CISA * Accessibility * Budget and Performance * Contact * DHS.gov * FOIA Requests * No FEAR Act * Office of Inspector General * Privacy Policy * Subscribe * The White House * USA.gov * Website Feedback