CVE-2021-33317

{"id": "CVE-2021-33317", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-05-11T18:15:22.783", "references": [{"url": "https://www.trendnet.com/support/view.asp?cat=4&id=81", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "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 versi\u00f3n 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 est\u00e1 contenido en el paquete, mediante el env\u00edo de un paquete lldp dise\u00f1ado al dispositivo, un atacante puede bloquear el proceso debido a la desreferencia de puntero nulo"}], "lastModified": "2022-05-20T15:38:02.560", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-pg1284i_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E00528D5-3C8F-4AD9-AA39-DB45DD5F11EE", "versionEndExcluding": "2.0.2.s0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-pg1284i:2.0r:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "8CA516E3-DBB2-47F9-BBAB-101D89111085"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-g102i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB15E6B1-FB33-4CC2-90AA-5F1C8A730060"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-g102i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AA4B9F79-2514-4460-B039-7814F0058426"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-g160i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC8EABC3-67F8-4C86-BEF7-F1863A80DBBB"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-g160i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A61362FA-0D38-4A24-B9B8-B0092CA1B6ED"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-g642i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9F06A138-BD87-4F6D-A90A-0ED3C2C51176"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-g642i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "44434E86-E69C-417E-84C4-64BCD8C03002"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-pg102i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0541C592-59AA-450B-AD5A-A4993CCA1892"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-pg102i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7C90DA4A-E297-4ABB-BDAE-71F29BD7D610"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-pg541i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B0B92180-6071-4F1F-B481-0AECCCC62F25"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-pg541i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "59C28218-15BE-47E6-B9BD-79C8D0E89967"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:ti-rp262i_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CB731996-395D-4157-81F3-23ED0F2D9C65"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:ti-rp262i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "16B102EC-44F0-4BCE-B3E2-B0558190B8AC"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:teg-30102ws_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "800EB91D-D8EE-4EC4-A477-A8E853C9A1CA"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:teg-30102ws:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DF0A9BE8-6F50-4332-97A4-A5328463DD06"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:trendnet:tpe-30102ws_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "88281192-60D8-400F-A815-996481E69201"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:trendnet:tpe-30102ws:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A3A48184-1480-4F37-9055-F5AA4DA25F00"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}