{ "id": "CVE-2020-20746", "sourceIdentifier": "cve@mitre.org", "published": "2021-09-30T21:15:07.960", "lastModified": "2022-09-14T20:33:58.687", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A stack-based buffer overflow in the httpd server on Tenda AC9 V15.03.06.60_EN allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via a crafted POST request to /goform/SetStaticRouteCfg." }, { "lang": "es", "value": "Un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria en el servidor httpd en Tenda AC9 versi\u00f3n V15.03.06.60_ES, permite a atacantes remotos ejecutar c\u00f3digo arbitrario o causar una denegaci\u00f3n de servicio (DoS) por medio de una petici\u00f3n POST dise\u00f1ada a /goform/SetStaticRouteCfg" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.2, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 6.5 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:tendacn:ac9_firmware:15.03.06.60_en:*:*:*:*:*:*:*", "matchCriteriaId": "90D4EF6F-3B6B-47F4-9093-FE81634DE235" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:tendacn:ac9:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "CA49FEFD-41B5-4038-883D-989AB85D6CF5" } ] } ] } ], "references": [ { "url": "https://cwe.mitre.org/data/definitions/121.html", "source": "cve@mitre.org", "tags": [ "Technical Description" ] }, { "url": "https://github.com/grapefruitvul/vulinfo/blob/master/tenda/vul1.md", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] } ] }