{ "id": "CVE-2021-21877", "sourceIdentifier": "talos-cna@cisco.com", "published": "2021-12-22T19:15:08.880", "lastModified": "2022-10-05T14:46:44.033", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Specially-crafted HTTP requests can lead to arbitrary command execution in \u201cGET\u201d requests. An attacker can make authenticated HTTP requests to trigger this vulnerability." }, { "lang": "es", "value": "Las peticiones HTTP especialmente dise\u00f1adas pueden conllevar a una ejecuci\u00f3n de comandos arbitrarios en peticiones \"GET\". Un atacante puede realizar peticiones HTTP autenticadas para desencadenar esta vulnerabilidad" } ], "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:C/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 2.3, "impactScore": 6.0 } ], "cvssMetricV30": [ { "source": "talos-cna@cisco.com", "type": "Secondary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 2.3, "impactScore": 6.0 } ], "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-78" } ] }, { "source": "talos-cna@cisco.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-78" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*", "matchCriteriaId": "C0160E0B-2A30-4E5C-BC9D-FB059D24BB93" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:lantronix:premierwave_2050:-:*:*:*:*:*:*:*", "matchCriteriaId": "18D68E19-E0E6-4102-A973-814686E4EC82" } ] } ] } ], "references": [ { "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315", "source": "talos-cna@cisco.com", "tags": [ "Exploit", "Third Party Advisory" ] } ] }