{"api_version":"1","generated_at":"2026-07-23T14:26:42+00:00","cve":"CVE-1999-0031","urls":{"html":"https://cve.report/CVE-1999-0031","api":"https://cve.report/api/cve/CVE-1999-0031.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-1999-0031","nvd":"https://nvd.nist.gov/vuln/detail/CVE-1999-0031"},"summary":{"title":"CVE-1999-0031","description":"JavaScript in Internet Explorer 3.x and 4.x, and Netscape 2.x, 3.x and 4.x, allows remote attackers to monitor a user's web activities, aka the Bell Labs vulnerability.","state":"PUBLISHED","assigner":"mitre","published_at":"1997-07-08 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":"2.6","severity":"","vector":"AV:N/AC:H/Au:N/C:P/I:N/A:N","data":{"version":"2.0","vectorString":"AV:N/AC:H/Au:N/C:P/I:N/A:N","baseScore":2.6,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"references":[{"url":"http://www.codetalker.com/advisories/vendor/hp/hpsbux9707-065.html","name":"http://www.codetalker.com/advisories/vendor/hp/hpsbux9707-065.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["URL Repurposed"],"title":"Security Advisory in Netscape shipped with HP-UX","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-1999-0031","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0031","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":"31","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"internet_explorer","cpe6":"3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"1999","cve_id":"31","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"internet_explorer","cpe6":"4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"1999","cve_id":"31","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netscape","cpe5":"communicator","cpe6":"2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"1999","cve_id":"31","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netscape","cpe5":"communicator","cpe6":"3.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"1999","cve_id":"31","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netscape","cpe5":"communicator","cpe6":"4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-01T16:27:56.711Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"HPSBUX9707-065","tags":["vendor-advisory","x_refsource_HP","x_transferred"],"url":"http://www.codetalker.com/advisories/vendor/hp/hpsbux9707-065.html"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"JavaScript in Internet Explorer 3.x and 4.x, and Netscape 2.x, 3.x and 4.x, allows remote attackers to monitor a user's web activities, aka the Bell Labs vulnerability."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2005-11-02T10:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"HPSBUX9707-065","tags":["vendor-advisory","x_refsource_HP"],"url":"http://www.codetalker.com/advisories/vendor/hp/hpsbux9707-065.html"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-1999-0031","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":"JavaScript in Internet Explorer 3.x and 4.x, and Netscape 2.x, 3.x and 4.x, allows remote attackers to monitor a user's web activities, aka the Bell Labs vulnerability."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"HPSBUX9707-065","refsource":"HP","url":"http://www.codetalker.com/advisories/vendor/hp/hpsbux9707-065.html"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-1999-0031","datePublished":"2000-06-02T04:00:00.000Z","dateReserved":"1999-06-07T00:00:00.000Z","dateUpdated":"2024-08-01T16:27:56.711Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"1997-07-08 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:H/Au:N/C:P/I:N/A:N","baseScore":2.6,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"LOW","exploitabilityScore":4.9,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:internet_explorer:3.0:*:*:*:*:*:*:*","matchCriteriaId":"1BBF9241-A175-438C-A793-3D245BE2AE35"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:internet_explorer:4.0:*:*:*:*:*:*:*","matchCriteriaId":"A5B815D9-BC21-4A17-AF00-B8AD181027D7"},{"vulnerable":true,"criteria":"cpe:2.3:a:netscape:communicator:2.0:*:*:*:*:*:*:*","matchCriteriaId":"7144D163-CD3D-4E57-83D9-FB164C65E06E"},{"vulnerable":true,"criteria":"cpe:2.3:a:netscape:communicator:3.0:*:*:*:*:*:*:*","matchCriteriaId":"7CD558FC-D1D7-4092-9A05-B174CA06675D"},{"vulnerable":true,"criteria":"cpe:2.3:a:netscape:communicator:4.0:*:*:*:*:*:*:*","matchCriteriaId":"209C7BB1-EFDF-43AB-9FB6-DF67465DEAEF"}]}]}]},"legacy_mitre":{"record":{"CveYear":"1999","CveId":"31","Ordinal":"1","Title":"CVE-1999-0031","CVE":"CVE-1999-0031","Year":"1999"},"notes":[{"CveYear":"1999","CveId":"31","Ordinal":"1","NoteData":"JavaScript in Internet Explorer 3.x and 4.x, and Netscape 2.x, 3.x and 4.x, allows remote attackers to monitor a user's web activities, aka the Bell Labs vulnerability.","Type":"Description","Title":"CVE-1999-0031"},{"CveYear":"1999","CveId":"31","Ordinal":"2","NoteData":"2000-06-02","Type":"Other","Title":"Published"},{"CveYear":"1999","CveId":"31","Ordinal":"3","NoteData":"2005-11-02","Type":"Other","Title":"Modified"}]}}}