{"affected": [{"affectedData": [{"product": "CP-8000 MASTER MODULE WITH I/O -25/+70\u00b0C", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "CP-8000 MASTER MODULE WITH I/O -40/+70\u00b0C", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "CP-8021 MASTER MODULE", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "CP-8022 MASTER MODULE WITH GPRS", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8021_master_module_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FE530A72-33F3-48B5-8F10-1B093762C8AE", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8021_master_module:-:*:*:*:*:*:*:*", "matchCriteriaId": "0F257456-CB80-485A-94B7-B996D388D38D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8000_master_module_with_i\\/o_-25\\/\\+70_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "8EFF2EB1-B4D1-4A81-8453-BCAA221E693A", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8000_master_module_with_i\\/o_-25\\/\\+70:-:*:*:*:*:*:*:*", "matchCriteriaId": "5BC48F66-67A4-4788-B9AC-8C1E682375DF", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8000_master_module_with_i\\/o_-40\\/\\+70_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "78987EEB-1919-4E9F-A011-364B6D815C2D", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8000_master_module_with_i\\/o_-40\\/\\+70:-:*:*:*:*:*:*:*", "matchCriteriaId": "218B8555-E36A-4149-91D4-CF56DE6EFD4C", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8022_master_module_with_gprs_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "88907B10-5555-465C-A048-791E80EC2F35", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8022_master_module_with_gprs:-:*:*:*:*:*:*:*", "matchCriteriaId": "6807A5B6-F103-460A-83FD-7D7C7AA25D71", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70\u00b0C (All versions), CP-8000 MASTER MODULE WITH I/O -40/+70\u00b0C (All versions), CP-8021 MASTER MODULE (All versions), CP-8022 MASTER MODULE WITH GPRS (All versions). The component allows to activate a web server module which provides unauthenticated access to its web pages. This could allow an attacker to retrieve debug-level information from the component such as internal network topology or connected systems."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en el M\u00d3DULO MASTER CP-8000 CON E/S -25/+70\u00b0C (Todas las versiones), M\u00d3DULO MASTER CP-8000 CON E/S -40/+70\u00b0C (Todas las versiones), M\u00d3DULO MASTER CP-8021 (Todas las versiones), M\u00d3DULO MASTER CP-8022 CON GPRS (Todas las versiones). El componente permite activar un m\u00f3dulo de servidor web que proporciona acceso no autenticado a sus p\u00e1ginas web. Esto podr\u00eda permitir a un atacante recuperar informaci\u00f3n a nivel de depuraci\u00f3n del componente, como la topolog\u00eda de la red interna o los sistemas conectados"}], "id": "CVE-2021-46304", "lastModified": "2026-06-17T04:14:42.630", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-46304", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-20T17:59:46.912131Z", "version": "2.0.3"}}]}, "published": "2022-08-10T12:15:11.567", "references": [{"source": "productcert@siemens.com", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-185638.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-185638.pdf"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "productcert@siemens.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}