{"containers": {"cna": {"affected": [{"product": "Cisco Network Convergence System 1000 Series", "vendor": "Cisco", "versions": [{"lessThan": "6.5.2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2019-02-20T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability in the TFTP service of Cisco Network Convergence System 1000 Series software could allow an unauthenticated, remote attacker to retrieve arbitrary files from the targeted device, possibly resulting in information disclosure. The vulnerability is due to improper validation of user-supplied input within TFTP requests processed by the affected software. An attacker could exploit this vulnerability by using directory traversal techniques in malicious requests sent to the TFTP service on a targeted device. An exploit could allow the attacker to retrieve arbitrary files from the targeted device, resulting in the disclosure of sensitive information. This vulnerability affects Cisco IOS XR Software releases prior to Release 6.5.2 for Cisco Network Convergence System 1000 Series devices when the TFTP service is enabled."}], "exploits": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "description": "CWE-200", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-02-22T10:57:01", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "20190220 Cisco Network Convergence System 1000 Series TFTP Directory Traversal Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-ncs"}, {"name": "107107", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/107107"}], "source": {"advisory": "cisco-sa-20190220-ncs", "defect": [["CSCvk32415"]], "discovery": "INTERNAL"}, "title": "Cisco Network Convergence System 1000 Series TFTP Directory Traversal Vulnerability", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2019-02-20T16:00:00-0800", "ID": "CVE-2019-1681", "STATE": "PUBLIC", "TITLE": "Cisco Network Convergence System 1000 Series TFTP Directory Traversal Vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco Network Convergence System 1000 Series", "version": {"version_data": [{"affected": "<", "version_affected": "<", "version_value": "6.5.2"}]}}]}, "vendor_name": "Cisco"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the TFTP service of Cisco Network Convergence System 1000 Series software could allow an unauthenticated, remote attacker to retrieve arbitrary files from the targeted device, possibly resulting in information disclosure. The vulnerability is due to improper validation of user-supplied input within TFTP requests processed by the affected software. An attacker could exploit this vulnerability by using directory traversal techniques in malicious requests sent to the TFTP service on a targeted device. An exploit could allow the attacker to retrieve arbitrary files from the targeted device, resulting in the disclosure of sensitive information. This vulnerability affects Cisco IOS XR Software releases prior to Release 6.5.2 for Cisco Network Convergence System 1000 Series devices when the TFTP service is enabled."}]}, "exploit": [{"lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "impact": {"cvss": {"baseScore": "7.5", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-200"}]}]}, "references": {"reference_data": [{"name": "20190220 Cisco Network Convergence System 1000 Series TFTP Directory Traversal Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-ncs"}, {"name": "107107", "refsource": "BID", "url": "http://www.securityfocus.com/bid/107107"}]}, "source": {"advisory": "cisco-sa-20190220-ncs", "defect": [["CSCvk32415"]], "discovery": "INTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T18:28:41.089Z"}, "title": "CVE Program Container", "references": [{"name": "20190220 Cisco Network Convergence System 1000 Series TFTP Directory Traversal Vulnerability", "tags": ["vendor-advisory", "x_refsource_CISCO", "x_transferred"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-ncs"}, {"name": "107107", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/107107"}]}]}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2019-1681", "datePublished": "2019-02-21T20:00:00Z", "dateReserved": "2018-12-06T00:00:00", "dateUpdated": "2024-09-16T22:20:12.876Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*", "matchCriteriaId": "CED75685-A63C-4550-9820-769058BEF572", "versionEndExcluding": "6.5.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the TFTP service of Cisco Network Convergence System 1000 Series software could allow an unauthenticated, remote attacker to retrieve arbitrary files from the targeted device, possibly resulting in information disclosure. The vulnerability is due to improper validation of user-supplied input within TFTP requests processed by the affected software. An attacker could exploit this vulnerability by using directory traversal techniques in malicious requests sent to the TFTP service on a targeted device. An exploit could allow the attacker to retrieve arbitrary files from the targeted device, resulting in the disclosure of sensitive information. This vulnerability affects Cisco IOS XR Software releases prior to Release 6.5.2 for Cisco Network Convergence System 1000 Series devices when the TFTP service is enabled."}, {"lang": "es", "value": "Una vulnerabilidad en el servicio TFTP del software Convergence System 1000 Series de Cisco podr\u00eda permitir a un atacante remoto no autenticado recuperar archivos arbitrarios del dispositivo objetivo, posiblemente resultando en una divulgaci\u00f3n de informaci\u00f3n. Dicha vulnerabilidad se debe a la validaci\u00f3n incorrecta de entrada de datos de parte del usuario por parte del software afectado. Un atacante podr\u00eda explotar esta vulnerabilidad utilizando t\u00e9cnicas de salto de directorio en peticiones maliciosas enviadas al servicio TFTP en un dispositivo objetivo. Un exploit podr\u00eda permitir al atacante recuperar archivos arbitrarios del dispositivo objetivo, conduciendo a la divulgaci\u00f3n de informaci\u00f3n sensible. Esta vulnerabilidad afecta a las distribuciones de software de Cisco IOS XR anteriores a la 6.5.2 para dispositivos de Cisco Network Convergence System 1000 Series cuando el servicio TFTP est\u00e1 habilitado."}], "id": "CVE-2019-1681", "lastModified": "2023-03-24T17:47:28.190", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "ykramarz@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-02-21T20:29:00.290", "references": [{"source": "ykramarz@cisco.com", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/107107"}, {"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-ncs"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-200"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

{}