{ "document": { "acknowledgments": [ { "names": [ "Qian Zou", "Ke Xu", "Xuewei Feng", "Qi Li", "Xueying Li", "Gang Jin" ], "organization": "Zhongguancun Laboratory and Tsinghua University", "summary": "reporting this vulnerability to Mitsubishi Electric" } ], "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Disclosure is not limited", "tlp": { "label": "WHITE", "url": "https://www.cisa.gov/news-events/news/traffic-light-protocol-tlp-definitions-and-usage" } }, "lang": "en-US", "notes": [ { "category": "legal_disclaimer", "text": "This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy).", "title": "Legal Notice and Terms of Use" }, { "category": "summary", "text": "Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition on the product. ", "title": "Risk evaluation" }, { "category": "other", "text": "Critical Manufacturing", "title": "Critical infrastructure sectors" }, { "category": "other", "text": "Worldwide", "title": "Countries/areas deployed" }, { "category": "other", "text": "Japan", "title": "Company headquarters location" }, { "category": "general", "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.", "title": "Recommended Practices" }, { "category": "general", "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on 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.", "title": "Recommended Practices" }, { "category": "general", "text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.", "title": "Recommended Practices" }, { "category": "general", "text": "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.", "title": "Recommended Practices" }, { "category": "general", "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.", "title": "Recommended Practices" }, { "category": "general", "text": "No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.", "title": "Recommended Practices" } ], "publisher": { "category": "coordinator", "contact_details": "central@cisa.dhs.gov", "name": "CISA", "namespace": "https://www.cisa.gov/" }, "references": [ { "category": "self", "summary": "ICS Advisory ICSA-25-317-01 JSON", "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-317-01.json" }, { "category": "self", "summary": "ICSA Advisory ICSA-25-317-01 - Web Version", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-317-01" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/topics/industrial-control-systems" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/secure-our-world/teach-employees-avoid-phishing" }, { "category": "external", "summary": "Recommended Practices", "url": "https://www.cisa.gov/news-events/news/avoiding-social-engineering-and-phishing-attacks" } ], "title": "Mitsubishi Electric MELSEC iQ-F Series", 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"name": "FX5S-30MR/DS" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-40MR/ES: vers:all/*", "product_id": "CSAFPID-0070" } } ], "category": "product_name", "name": "FX5S-40MR/ES" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-40MR/DS: vers:all/*", "product_id": "CSAFPID-0071" } } ], "category": "product_name", "name": "FX5S-40MR/DS" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-60MR/ES: vers:all/*", "product_id": "CSAFPID-0072" } } ], "category": "product_name", "name": "FX5S-60MR/ES" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-60MR/DS: vers:all/*", "product_id": "CSAFPID-0073" } } ], "category": "product_name", "name": "FX5S-60MR/DS" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-80MR/ES: vers:all/*", "product_id": "CSAFPID-0074" } } ], "category": "product_name", "name": "FX5S-80MR/ES" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-80MR/DS: vers:all/*", "product_id": "CSAFPID-0075" } } ], "category": "product_name", "name": "FX5S-80MR/DS" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-30MR/ES-A: vers:all/*", "product_id": "CSAFPID-0076" } } ], "category": "product_name", "name": "FX5S-30MR/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-30MT/ES-A: vers:all/*", "product_id": "CSAFPID-0077" } } ], "category": "product_name", "name": "FX5S-30MT/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-40MR/ES-A: vers:all/*", "product_id": "CSAFPID-0078" } } ], "category": "product_name", "name": "FX5S-40MR/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-40MT/ES-A: vers:all/*", "product_id": "CSAFPID-0079" } } ], "category": "product_name", "name": "FX5S-40MT/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-60MR/ES-A: vers:all/*", "product_id": "CSAFPID-0080" } } ], "category": "product_name", "name": "FX5S-60MR/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-60MT/ES-A: vers:all/*", "product_id": "CSAFPID-0081" } } ], "category": "product_name", "name": "FX5S-60MT/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-80MR/ES-A: vers:all/*", "product_id": "CSAFPID-0082" } } ], "category": "product_name", "name": "FX5S-80MR/ES-A" }, { "branches": [ { "category": "product_version_range", "name": "vers:all/*", "product": { "name": "Mitsubishi Electric FX5S-80MT/ES-A: vers:all/*", "product_id": "CSAFPID-0083" } } ], "category": "product_name", "name": "FX5S-80MT/ES-A" } ], "category": "vendor", "name": "Mitsubishi Electric" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-10259", "cwe": { "id": "CWE-1284", "name": "Improper Validation of Specified Quantity in Input" }, "notes": [ { "category": "summary", "text": "A denial-of-service (DoS) vulnerability exists in the TCP communication function on the MELSEC iQ-F Series CPU module. A remote attacker may be able to disconnect the connection by sending specially crafted TCP packets to cause a denial-of-service (DoS) condition on the products (CVE-2025-10259). There is no impact on connections other than the attacked one.", "title": "Vulnerability Summary" } ], "product_status": { "known_affected": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ] }, "references": [ { "category": "external", "summary": "www.cve.org", "url": "https://www.cve.org/CVERecord?id=CVE-2025-10259" }, { "category": "external", "summary": "www.first.org", "url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L" } ], "remediations": [ { "category": "mitigation", "details": "Mitsubishi Electric recommends that users take the following mitigation measures to minimize the risk of exploiting this vulnerability:", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ] }, { "category": "mitigation", "details": "Use a virtual private network (VPN) to encrypt the communication when Internet access is required.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ] }, { "category": "mitigation", "details": "Restrict physical access to the affected products and the LAN that is connected by them.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ] }, { "category": "mitigation", "details": "For more information, see Mitsubishi Electric Advisory 2025-014.", "product_ids": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ], "url": "https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-014_en.pdf" } ], "scores": [ { "cvss_v3": { "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "CSAFPID-0001", "CSAFPID-0002", "CSAFPID-0003", "CSAFPID-0004", "CSAFPID-0005", "CSAFPID-0006", "CSAFPID-0007", "CSAFPID-0008", "CSAFPID-0009", "CSAFPID-0010", "CSAFPID-0011", "CSAFPID-0012", "CSAFPID-0013", "CSAFPID-0014", "CSAFPID-0015", "CSAFPID-0016", "CSAFPID-0017", "CSAFPID-0018", "CSAFPID-0019", "CSAFPID-0020", "CSAFPID-0021", "CSAFPID-0022", "CSAFPID-0023", "CSAFPID-0024", "CSAFPID-0025", "CSAFPID-0026", "CSAFPID-0027", "CSAFPID-0028", "CSAFPID-0029", "CSAFPID-0030", "CSAFPID-0031", "CSAFPID-0032", "CSAFPID-0033", "CSAFPID-0034", "CSAFPID-0035", "CSAFPID-0036", "CSAFPID-0037", "CSAFPID-0038", "CSAFPID-0039", "CSAFPID-0040", "CSAFPID-0041", "CSAFPID-0042", "CSAFPID-0043", "CSAFPID-0044", "CSAFPID-0045", "CSAFPID-0046", "CSAFPID-0047", "CSAFPID-0048", "CSAFPID-0049", "CSAFPID-0050", "CSAFPID-0051", "CSAFPID-0052", "CSAFPID-0053", "CSAFPID-0054", "CSAFPID-0055", "CSAFPID-0056", "CSAFPID-0057", "CSAFPID-0058", "CSAFPID-0059", "CSAFPID-0060", "CSAFPID-0061", "CSAFPID-0062", "CSAFPID-0063", "CSAFPID-0064", "CSAFPID-0065", "CSAFPID-0066", "CSAFPID-0067", "CSAFPID-0068", "CSAFPID-0069", "CSAFPID-0070", "CSAFPID-0071", "CSAFPID-0072", "CSAFPID-0073", "CSAFPID-0074", "CSAFPID-0075", "CSAFPID-0076", "CSAFPID-0077", "CSAFPID-0078", "CSAFPID-0079", "CSAFPID-0080", "CSAFPID-0081", "CSAFPID-0082", "CSAFPID-0083" ] } ] } ] }