{"api_version":"1","generated_at":"2026-07-23T13:44:30+00:00","cve":"CVE-1999-1421","urls":{"html":"https://cve.report/CVE-1999-1421","api":"https://cve.report/api/cve/CVE-1999-1421.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-1999-1421","nvd":"https://nvd.nist.gov/vuln/detail/CVE-1999-1421"},"summary":{"title":"CVE-1999-1421","description":"NBase switches NH208 and NH215 run a TFTP server which allows remote attackers to send software updates to modify the switch or cause a denial of service (crash) by guessing the target filenames, which have default names.","state":"PUBLISHED","assigner":"mitre","published_at":"1998-07-20 04:00:00","updated_at":"2025-04-03 01:03:51"},"problem_types":["NVD-CWE-Other","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"6.4","severity":"","vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:P","baseScore":6.4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://marc.info/?l=bugtraq&m=90221104526065&w=2","name":"http://marc.info/?l=bugtraq&m=90221104526065&w=2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"'N-Base Vulnerability Advisory Followup' - MARC","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://marc.info/?l=bugtraq&m=90221104526016&w=2","name":"http://marc.info/?l=bugtraq&m=90221104526016&w=2","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"'N-Base Vulnerability Advisory' - MARC","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/212","name":"http://www.securityfocus.com/bid/212","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"N-Base Switch Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-1999-1421","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1421","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"1999","cve_id":"1421","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"n-base","cpe5":"nh208","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"1999","cve_id":"1421","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"n-base","cpe5":"nh215","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-01T17:11:03.344Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"19980722 N-Base Vulnerability Advisory Followup","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"],"url":"http://marc.info/?l=bugtraq&m=90221104526065&w=2"},{"name":"212","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/212"},{"name":"19980720 N-Base Vulnerability Advisory","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"],"url":"http://marc.info/?l=bugtraq&m=90221104526016&w=2"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"1998-07-20T00:00:00.000Z","descriptions":[{"lang":"en","value":"NBase switches NH208 and NH215 run a TFTP server which allows remote attackers to send software updates to modify the switch or cause a denial of service (crash) by guessing the target filenames, which have default names."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2016-10-17T13:57:01.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"19980722 N-Base Vulnerability Advisory Followup","tags":["mailing-list","x_refsource_BUGTRAQ"],"url":"http://marc.info/?l=bugtraq&m=90221104526065&w=2"},{"name":"212","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/212"},{"name":"19980720 N-Base Vulnerability Advisory","tags":["mailing-list","x_refsource_BUGTRAQ"],"url":"http://marc.info/?l=bugtraq&m=90221104526016&w=2"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-1999-1421","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"NBase switches NH208 and NH215 run a TFTP server which allows remote attackers to send software updates to modify the switch or cause a denial of service (crash) by guessing the target filenames, which have default names."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"19980722 N-Base Vulnerability Advisory Followup","refsource":"BUGTRAQ","url":"http://marc.info/?l=bugtraq&m=90221104526065&w=2"},{"name":"212","refsource":"BID","url":"http://www.securityfocus.com/bid/212"},{"name":"19980720 N-Base Vulnerability Advisory","refsource":"BUGTRAQ","url":"http://marc.info/?l=bugtraq&m=90221104526016&w=2"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-1999-1421","datePublished":"2001-09-12T04:00:00.000Z","dateReserved":"2001-08-31T00:00:00.000Z","dateUpdated":"2024-08-01T17:11:03.344Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"1998-07-20 04:00:00","lastModifiedDate":"2025-04-03 01:03:51","problem_types":["NVD-CWE-Other","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:P","baseScore":6.4,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:h:n-base:nh208:*:*:*:*:*:*:*:*","matchCriteriaId":"97E779FF-4447-4F7B-99D7-6B961D81391F"},{"vulnerable":true,"criteria":"cpe:2.3:h:n-base:nh215:*:*:*:*:*:*:*:*","matchCriteriaId":"37881B2D-A2D4-4006-9C38-559D1B19A286"}]}]}]},"legacy_mitre":{"record":{"CveYear":"1999","CveId":"1421","Ordinal":"1","Title":"CVE-1999-1421","CVE":"CVE-1999-1421","Year":"1999"},"notes":[{"CveYear":"1999","CveId":"1421","Ordinal":"1","NoteData":"NBase switches NH208 and NH215 run a TFTP server which allows remote attackers to send software updates to modify the switch or cause a denial of service (crash) by guessing the target filenames, which have default names.","Type":"Description","Title":"CVE-1999-1421"},{"CveYear":"1999","CveId":"1421","Ordinal":"2","NoteData":"2001-09-12","Type":"Other","Title":"Published"},{"CveYear":"1999","CveId":"1421","Ordinal":"3","NoteData":"2016-10-17","Type":"Other","Title":"Modified"}]}}}