{"id":"CVE-2018-4840","state":"PUBLISHED","title":"A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All vers","description":"A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). The device engineering mechanism allows an unauthenticated remote user to upload a modified device configuration overwriting access authorization passwords.","publishedAt":"2018-03-08T17:00:00.000Z","updatedAt":"2024-08-05T05:18:26.487Z","severity":null,"assigner":"siemens","products":["Siemens DIGSI 4","Siemens EN100 Ethernet module DNP3 variant","Siemens EN100 Ethernet module IEC 104 variant","Siemens EN100 Ethernet module IEC 61850 variant","Siemens EN100 Ethernet module Modbus TCP variant","Siemens EN100 Ethernet module PROFINET IO variant"],"affected":[{"vendor":"Siemens","product":"DIGSI 4","versions":[{"version":"All versions < V4.92","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module DNP3 variant","versions":[{"version":"All versions < V1.05.00","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module IEC 104 variant","versions":[{"version":"All versions","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module IEC 61850 variant","versions":[{"version":"All versions < V4.30","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module Modbus TCP variant","versions":[{"version":"All versions","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module PROFINET IO variant","versions":[{"version":"All versions","status":"affected"}]}],"references":["https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T19:44:51.755Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2018/4xxx/CVE-2018-4840.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2018-4840","state":"PUBLISHED","datePublished":"2018-03-08T17:00:00.000Z","dateUpdated":"2024-08-05T05:18:26.487Z","assignerShortName":"siemens","assignerOrgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","dateReserved":"2018-01-02T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). The device engineering mechanism allows an unauthenticated remote user to upload a modified device configuration overwriting access authorization passwords."}],"affected":[{"vendor":"Siemens","product":"DIGSI 4","versions":[{"version":"All versions < V4.92","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module DNP3 variant","versions":[{"version":"All versions < V1.05.00","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module IEC 104 variant","versions":[{"version":"All versions","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module IEC 61850 variant","versions":[{"version":"All versions < V4.30","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module Modbus TCP variant","versions":[{"version":"All versions","status":"affected"}]},{"vendor":"Siemens","product":"EN100 Ethernet module PROFINET IO variant","versions":[{"version":"All versions","status":"affected"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","description":"CWE-306: Missing Authentication for Critical Function","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"siemens","dateUpdated":"2021-07-13T11:02:47.000Z","orgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77"},"datePublic":"2018-03-08T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"productcert@siemens.com","ID":"CVE-2018-4840","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"DIGSI 4","version":{"version_data":[{"version_value":"All versions < V4.92"}]}},{"product_name":"EN100 Ethernet module DNP3 variant","version":{"version_data":[{"version_value":"All versions < V1.05.00"}]}},{"product_name":"EN100 Ethernet module IEC 104 variant","version":{"version_data":[{"version_value":"All versions"}]}},{"product_name":"EN100 Ethernet module IEC 61850 variant","version":{"version_data":[{"version_value":"All versions < V4.30"}]}},{"product_name":"EN100 Ethernet module Modbus TCP variant","version":{"version_data":[{"version_value":"All versions"}]}},{"product_name":"EN100 Ethernet module PROFINET IO variant","version":{"version_data":[{"version_value":"All versions"}]}}]},"vendor_name":"Siemens"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). The device engineering mechanism allows an unauthenticated remote user to upload a modified device configuration overwriting access authorization passwords."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-306: Missing Authentication for Critical Function"}]}]},"references":{"reference_data":[{"name":"https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf","refsource":"CONFIRM","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-203306.pdf","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T05:18:26.487Z"}}]}}}