{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-23T11:54:17.200","vulnerabilities":[{"cve":{"id":"CVE-2021-33716","sourceIdentifier":"productcert@siemens.com","published":"2021-09-14T11:15:24.347","lastModified":"2024-11-21T06:09:26.213","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability has been identified in SIMATIC CP 1543-1 (incl. SIPLUS variants) (All versions < V3.0), SIMATIC CP 1545-1 (All versions < V1.1). An attacker with access to the subnet of the affected device could retrieve sensitive information stored in cleartext."},{"lang":"es","value":"Se ha identificado una vulnerabilidad en SIMATIC CP 1543-1 (incl. variantes SIPLUS) (Todas las versiones anteriores a V3.0), SIMATIC CP 1545-1 (Todas las versiones anteriores a V1.1). Un atacante con acceso a la subred del dispositivo afectado podría recuperar información sensible almacenada en texto claro"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:A/AC:L/Au:N/C:P/I:N/A:N","baseScore":3.3,"accessVector":"ADJACENT_NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":6.5,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"productcert@siemens.com","type":"Secondary","description":[{"lang":"en","value":"CWE-312"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-312"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_cp_1543-1_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"3.0","matchCriteriaId":"BBEA735D-FAAC-43D7-8469-EC57F6EFDDBC"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_cp_1543-1:-:*:*:*:*:*:*:*","matchCriteriaId":"3FDE92FB-38C7-46E8-9208-BBD7872219D5"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_cp_1545-1_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.1","matchCriteriaId":"D599BF67-DFBB-4107-ACD9-1231D12EC9B5"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_cp_1545-1:-:*:*:*:*:*:*:*","matchCriteriaId":"C557DEBB-B71C-42E5-BBCE-0CFF3D10D700"}]}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf","source":"productcert@siemens.com","tags":["Patch","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}