{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Mozilla Necko, as used in Firefox, SeaMonkey, and other applications, performs DNS prefetching of domain names contained in links within local HTML documents, which makes it easier for remote attackers to determine the network location of the application's user by logging DNS requests. NOTE: the vendor disputes the significance of this issue, stating \"I don't think we necessarily need to worry about that case.\""}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2010-01-29T18:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196"}, {"tags": ["x_refsource_MISC"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2009-4630", "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": "Mozilla Necko, as used in Firefox, SeaMonkey, and other applications, performs DNS prefetching of domain names contained in links within local HTML documents, which makes it easier for remote attackers to determine the network location of the application's user by logging DNS requests. NOTE: the vendor disputes the significance of this issue, stating \"I don't think we necessarily need to worry about that case.\""}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196", "refsource": "MISC", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196"}, {"name": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403", "refsource": "MISC", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T07:08:37.981Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2009-4630", "datePublished": "2010-01-29T18:00:00.000Z", "dateReserved": "2010-01-29T00:00:00.000Z", "dateUpdated": "2024-09-17T02:32:48.298Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "14E6A30E-7577-4569-9309-53A0AF7FE3AC", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*", "matchCriteriaId": "138701FB-929A-4683-B41F-CB014ACFE44A", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "D5C8E657-3049-4462-98F6-296C60BC8C5C", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mozilla Necko, as used in Firefox, SeaMonkey, and other applications, performs DNS prefetching of domain names contained in links within local HTML documents, which makes it easier for remote attackers to determine the network location of the application's user by logging DNS requests. NOTE: the vendor disputes the significance of this issue, stating \"I don't think we necessarily need to worry about that case.\""}, {"lang": "es", "value": "Mozilla Necko usado en Firefox, SeaMonkey y otras aplicaciones, realiza una pre-consulta sobre los nombres de dominio en enlaces dentro de los documentos HTML locales, lo que facilita a atacantes remotos el determinar la localizaci\u00f3n de red de las aplicaciones de usuario mediante peticiones de loggin DNS. NOTA: el fabricante cuestiona la importancia de esta cuesti\u00f3n, diciendo que \"No cree necesario preocuparse por ese tema\"."}], "id": "CVE-2009-4630", "lastModified": "2026-04-29T01:13:23.040", "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}]}, "published": "2010-01-29T18:30:00.887", "references": [{"source": "cve@mitre.org", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403"}, {"source": "cve@mitre.org", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=453403"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=492196"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "Not vulnerable. This issue did not affect the versions of Firefox, Thunderbird, or Seamonkey as shipped with Red Hat Enterprise Linux 3, 4,\nor 5.", "lastModified": "2010-02-01T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "firefox/thunderbird/seamonkey: privacy compromise via DNS prefetching (local HTML files)", "id": "560134", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=560134"}, "csaw": false, "details": ["Mozilla Necko, as used in Firefox, SeaMonkey, and other applications, performs DNS prefetching of domain names contained in links within local HTML documents, which makes it easier for remote attackers to determine the network location of the application's user by logging DNS requests. NOTE: the vendor disputes the significance of this issue, stating \"I don't think we necessarily need to worry about that case.\""], "name": "CVE-2009-4630", "public_date": "2009-05-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-4630"], "statement": "Not vulnerable. This issue did not affect the versions of Firefox, Thunderbird, or Seamonkey as shipped with Red Hat Enterprise Linux 3, 4, or 5.", "threat_severity": "Moderate"}

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