{"affected": [{"affectedData": [{"product": "CP-8000 MASTER MODULE WITH I/O -25/+70\u00b0C", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < V16.20"}]}, {"product": "CP-8000 MASTER MODULE WITH I/O -40/+70\u00b0C", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < V16.20"}]}, {"product": "CP-8021 MASTER MODULE", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < V16.20"}]}, {"product": "CP-8022 MASTER MODULE WITH GPRS", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < V16.20"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8000_master_module_with_i\\/o_-25\\/\\+70_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "6C5EE859-1395-4644-A272-3CA2823E2D26", "versionEndExcluding": "16.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8000_master_module_with_i\\/o_-25\\/\\+70:*:*:*:*:*:*:*:*", "matchCriteriaId": "9836DAE0-946B-4B65-98DF-2B82F7F3AF94", "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": "9A9D8EE5-3D2C-420C-9969-0910C6FB8342", "versionEndExcluding": "16.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8000_master_module_with_i\\/o_-40\\/\\+70:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A6D94AE-9F7E-46F0-92F6-C651E0EE580B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8021_master_module_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "8B97277D-0D30-4914-BA1E-1E5B07153A52", "versionEndExcluding": "16.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8021_master_module:*:*:*:*:*:*:*:*", "matchCriteriaId": "F8820652-44D8-43EF-8865-BE8E7967829E", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:cp-8022_master_module_with_gprs_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FEA73D9E-CFAD-4DAF-9E34-51DBD2AF6FD6", "versionEndExcluding": "16.20", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:cp-8022_master_module_with_gprs:*:*:*:*:*:*:*:*", "matchCriteriaId": "D6815071-0D49-4288-8128-B9A980ECB64C", "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 < V16.20), CP-8000 MASTER MODULE WITH I/O -40/+70\u00b0C (All versions < V16.20), CP-8021 MASTER MODULE (All versions < V16.20), CP-8022 MASTER MODULE WITH GPRS (All versions < V16.20). An undocumented debug port uses hard-coded default credentials. If this port is enabled by a privileged user, an attacker aware of the credentials could access an administrative debug shell on the affected device."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en el M\u00d3DULO MASTER CP-8000 CON E/S -25/+70\u00b0C (Todas las versiones anteriores a V16.20), M\u00d3DULO MASTER CP-8000 CON E/S -40/+70\u00b0C (Todas las versiones anteriores a V16.20), M\u00d3DULO MASTER CP-8021 (Todas las versiones anteriores a V16.20), M\u00d3DULO MASTER CP-8022 CON GPRS (Todas las versiones anteriores a V16.20). Un puerto de depuraci\u00f3n no documentado usa credenciales por defecto embebidas. Si este puerto es habilitado por un usuario con privilegios, un atacante que conozca las credenciales podr\u00eda acceder a un shell de depuraci\u00f3n administrativo en el dispositivo afectado"}], "id": "CVE-2021-45033", "lastModified": "2026-06-17T04:13:04.320", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 8.5, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-11T12:15:10.093", "references": [{"source": "productcert@siemens.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-324998.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-324998.pdf"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-798"}], "source": "productcert@siemens.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}]}