CVE-2017-17743

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:ucopia:wireless_appliance_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "64DF4E1D-4B7A-4A05-A61E-D43B63EFCC07", "versionEndExcluding": "4.4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:ucopia:wireless_appliance_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "1BC12478-521A-40FF-A634-9C48C4FD0613", "versionEndExcluding": "5.0.19", "versionStartIncluding": "5.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:ucopia:wireless_appliance_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "6231AD45-84FE-4975-9725-4F8F2A36D021", "versionEndExcluding": "5.1.11", "versionStartIncluding": "5.1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ucopia:wireless_appliance:-:*:*:*:*:*:*:*", "matchCriteriaId": "BB1C8FCD-6DE1-4356-B646-8A790A4B6DB2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their privileges by uploading a .bashrc file containing the /bin/sh string. In some situations, authentication can be achieved via the bhu85tgb default password for the admin account."}, {"lang": "es", "value": "Saneamiento de entradas indebido en el shell de administraci\u00f3n restringido en dispositivos UCOPIA Wireless Appliance en versiones anteriores a la 4.4.20, versiones 5.0.x anteriores a la 5.0.19 y versiones 5.1.x anteriores a la 5.1.11 permite que atacantes remotos escapen el shell y escalen sus privilegios mediante la subida de un archivo .bashrc que contenga la cadena /bin/sh. En algunas situaciones, la autenticaci\u00f3n puede lograrse mediante la contrase\u00f1a por defecto bhu85tgb para la cuenta de administrador."}], "id": "CVE-2017-17743", "lastModified": "2026-06-17T01:11:34.657", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-03-22T05:29:00.237", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://securite.intrinsec.com/2018/03/19/cve-2017-17743-ucopia-shell-escape/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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