{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-09T08:50:38.331","vulnerabilities":[{"cve":{"id":"CVE-2021-33317","sourceIdentifier":"cve@mitre.org","published":"2022-05-11T18:15:22.783","lastModified":"2024-11-21T06:08:40.580","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"The TRENDnet TI-PG1284i switch(hw v2.0R) prior to version 2.0.2.S0 suffers from a null pointer dereference vulnerability. This vulnerability exists in its lldp related component. Due to fail to check if ChassisID TLV is contained in the packet, by sending a crafted lldp packet to the device, an attacker can crash the process due to null pointer dereference."},{"lang":"es","value":"El switch TRENDnet TI-PG1284i (hw versión v2.0R) versiones anteriores a 2.0.2.S0, sufre una vulnerabilidad de desreferencia de puntero null. Esta vulnerabilidad se presenta en su componente relacionado con lldp. Debido a que no es comprobado si el TLV ChassisID está contenido en el paquete, mediante el envío de un paquete lldp diseñado al dispositivo, un atacante puede bloquear el proceso debido a la desreferencia de puntero nulo"}],"metrics":{"cvssMetricV31":[{"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:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-pg1284i_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.0.2.s0","matchCriteriaId":"E00528D5-3C8F-4AD9-AA39-DB45DD5F11EE"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-pg1284i:2.0r:*:*:*:*:*:*:*","matchCriteriaId":"8CA516E3-DBB2-47F9-BBAB-101D89111085"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-g102i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"DB15E6B1-FB33-4CC2-90AA-5F1C8A730060"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-g102i:-:*:*:*:*:*:*:*","matchCriteriaId":"AA4B9F79-2514-4460-B039-7814F0058426"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-g160i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"BC8EABC3-67F8-4C86-BEF7-F1863A80DBBB"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-g160i:-:*:*:*:*:*:*:*","matchCriteriaId":"A61362FA-0D38-4A24-B9B8-B0092CA1B6ED"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-g642i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"9F06A138-BD87-4F6D-A90A-0ED3C2C51176"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-g642i:-:*:*:*:*:*:*:*","matchCriteriaId":"44434E86-E69C-417E-84C4-64BCD8C03002"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-pg102i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"0541C592-59AA-450B-AD5A-A4993CCA1892"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-pg102i:-:*:*:*:*:*:*:*","matchCriteriaId":"7C90DA4A-E297-4ABB-BDAE-71F29BD7D610"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-pg541i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"B0B92180-6071-4F1F-B481-0AECCCC62F25"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-pg541i:-:*:*:*:*:*:*:*","matchCriteriaId":"59C28218-15BE-47E6-B9BD-79C8D0E89967"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:ti-rp262i_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"CB731996-395D-4157-81F3-23ED0F2D9C65"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:ti-rp262i:-:*:*:*:*:*:*:*","matchCriteriaId":"16B102EC-44F0-4BCE-B3E2-B0558190B8AC"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:teg-30102ws_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"800EB91D-D8EE-4EC4-A477-A8E853C9A1CA"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:teg-30102ws:-:*:*:*:*:*:*:*","matchCriteriaId":"DF0A9BE8-6F50-4332-97A4-A5328463DD06"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:trendnet:tpe-30102ws_firmware:-:*:*:*:*:*:*:*","matchCriteriaId":"88281192-60D8-400F-A815-996481E69201"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:trendnet:tpe-30102ws:-:*:*:*:*:*:*:*","matchCriteriaId":"A3A48184-1480-4F37-9055-F5AA4DA25F00"}]}]}],"references":[{"url":"https://www.trendnet.com/support/view.asp?cat=4&id=81","source":"cve@mitre.org","tags":["Patch","Vendor Advisory"]},{"url":"https://www.trendnet.com/support/view.asp?cat=4&id=81","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}