{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-01T14:55:35.970","vulnerabilities":[{"cve":{"id":"CVE-2021-20998","sourceIdentifier":"info@cert.vde.com","published":"2021-05-13T14:15:18.113","lastModified":"2024-11-21T05:47:22.347","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In multiple managed switches by WAGO in different versions without authorization and with specially crafted packets it is possible to create users."},{"lang":"es","value":"En múltiples switches administrados por WAGO en diferentes versiones sin autorización y con paquetes especialmente diseñados es posible crear usuarios"}],"metrics":{"cvssMetricV31":[{"source":"info@cert.vde.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","baseScore":10.0,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":6.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"info@cert.vde.com","type":"Secondary","description":[{"lang":"en","value":"CWE-306"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-306"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:wago:0852-0303_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.2.3.s0","matchCriteriaId":"F5CF4A95-5671-4AA5-8F27-B16A681AE82E"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:wago:0852-0303:-:*:*:*:*:*:*:*","matchCriteriaId":"3611D06D-0A64-4817-9142-5F8B9B3CB763"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:wago:0852-1305_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.1.7.s0","matchCriteriaId":"A48F91CD-922D-4E76-AC7A-E132F9E26A79"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:wago:0852-1305:-:*:*:*:*:*:*:*","matchCriteriaId":"9FEC92F0-ED21-4BF9-AC9A-424EE913A6E7"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:wago:0852-1505_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.1.6.s0","matchCriteriaId":"BDF3F15D-6BF7-4C47-8552-9A9275FD5066"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:wago:0852-1505:-:*:*:*:*:*:*:*","matchCriteriaId":"991752B3-8BE0-4D10-9240-51B0E4050358"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:wago:0852-1305\\/000-001_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.4.s0","matchCriteriaId":"2BF24302-7E5C-41D7-AB57-064B94D7AF00"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:wago:0852-1305\\/000-001:-:*:*:*:*:*:*:*","matchCriteriaId":"9A91A50A-2BBB-4667-8764-C3D6C7717C3B"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:wago:0852-1505\\/000-001_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.4.s0","matchCriteriaId":"A28B4348-CA65-406A-BDD7-748E5ED9C2B2"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:wago:0852-1505\\/000-001:-:*:*:*:*:*:*:*","matchCriteriaId":"F7F57D47-2310-4389-BE4C-7545A7DB8C07"}]}]}],"references":[{"url":"https://cert.vde.com/en-us/advisories/vde-2021-013","source":"info@cert.vde.com","tags":["Third Party Advisory"]},{"url":"https://cert.vde.com/en-us/advisories/vde-2021-013","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}