{ "id": "CVE-2021-28846", "sourceIdentifier": "cve@mitre.org", "published": "2021-08-10T20:15:08.417", "lastModified": "2024-11-21T06:00:19.383", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "A Format String vulnerablity exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service due to a logic bug at address 0x40dcd0 when calling fprintf with \"%s: key len = %d, too long\\n\" format. The two variables seem to be put in the wrong order. The vulnerability could be triggered by sending the POST request to apply_cgi with a long and unknown key in the request body." }, { "lang": "es", "value": "Se presenta una vulnerabilidad de cadena de formato en TRENDnet TEW-755AP versi\u00f3n 1.11B03, TEW-755AP2KAC versi\u00f3n 1.11B03, TEW-821DAP2KAC versi\u00f3n 1.11B03, y TEW-825DAP versi\u00f3n 1.11B03, que podr\u00eda permitir a un usuario remoto malicioso causar una denegaci\u00f3n de servicio debido a un error l\u00f3gico en la direcci\u00f3n 0x40dcd0 cuando se llama a fprintf con el formato \"%s: key len = %d, too long\\n\". Las dos variables parecen estar puestas en el orden incorrecto. La vulnerabilidad podr\u00eda activarse mediante el env\u00edo de una petici\u00f3n POST a la funci\u00f3n apply_cgi con una clave larga y desconocida en el cuerpo de la petici\u00f3n" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "baseScore": 4.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "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-134" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:trendnet:tew-755ap_firmware:1.11b03:*:*:*:*:*:*:*", "matchCriteriaId": "CA501A20-8560-4D43-9879-EE82620EB46E" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:trendnet:tew-755ap:-:*:*:*:*:*:*:*", "matchCriteriaId": "05525ACA-056A-4CC9-B012-C33BFF6C223F" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:trendnet:tew-755ap2kac_firmware:1.11b03:*:*:*:*:*:*:*", "matchCriteriaId": "49A6918E-F09C-4D8C-90D7-B8FA7368FB44" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:trendnet:tew-755ap2kac:-:*:*:*:*:*:*:*", "matchCriteriaId": "B8D2890D-367F-4243-833C-394322465EE5" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:trendnet:tew-821dap2kac_firmware:1.11b03:*:*:*:*:*:*:*", "matchCriteriaId": "C2861898-3D54-49E8-A991-C38286E308DC" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:trendnet:tew-821dap2kac:-:*:*:*:*:*:*:*", "matchCriteriaId": "80556924-8C4F-41BA-961A-6CB107C0D986" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:trendnet:tew-825dap_firmware:1.11b03:*:*:*:*:*:*:*", "matchCriteriaId": "99DAEB6A-ADDC-4D5E-AE2B-4BD80937BD7A" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:trendnet:tew-825dap:-:*:*:*:*:*:*:*", "matchCriteriaId": "3E9C0938-FDAF-424E-951A-02665AD3EFB4" } ] } ] } ], "references": [ { "url": "https://github.com/zyw-200/EQUAFL/blob/main/TRENDnet%20ticket.pdf", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://github.com/zyw-200/EQUAFL/blob/main/TRENDnet%20ticket.pdf", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] } ] }