{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2009-06-03T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The example code for the digest authentication functionality (http_authentication.rb) in Ruby on Rails before 2.3.3 defines an authenticate_or_request_with_http_digest block that returns nil instead of false when the user does not exist, which allows context-dependent attackers to bypass authentication for applications that are derived from this example by sending an invalid username without a password."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-08-16T14:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "35702", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/35702"}, {"name": "35579", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/35579"}, {"name": "APPLE-SA-2010-03-29-1", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest"}, {"name": "ADV-2009-1802", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2009/1802"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://support.apple.com/kb/HT4077"}, {"tags": ["x_refsource_MISC"], "url": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s"}, {"name": "rubyonrails-validatedigest-sec-bypass(51528)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51528"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2009-2422", "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": "The example code for the digest authentication functionality (http_authentication.rb) in Ruby on Rails before 2.3.3 defines an authenticate_or_request_with_http_digest block that returns nil instead of false when the user does not exist, which allows context-dependent attackers to bypass authentication for applications that are derived from this example by sending an invalid username without a password."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "35702", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/35702"}, {"name": "35579", "refsource": "BID", "url": "http://www.securityfocus.com/bid/35579"}, {"name": "APPLE-SA-2010-03-29-1", "refsource": "APPLE", "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"}, {"name": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest", "refsource": "CONFIRM", "url": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest"}, {"name": "ADV-2009-1802", "refsource": "VUPEN", "url": "http://www.vupen.com/english/advisories/2009/1802"}, {"name": "http://support.apple.com/kb/HT4077", "refsource": "CONFIRM", "url": "http://support.apple.com/kb/HT4077"}, {"name": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s", "refsource": "MISC", "url": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s"}, {"name": "rubyonrails-validatedigest-sec-bypass(51528)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51528"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T05:52:14.795Z"}, "title": "CVE Program Container", "references": [{"name": "35702", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/35702"}, {"name": "35579", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/35579"}, {"name": "APPLE-SA-2010-03-29-1", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest"}, {"name": "ADV-2009-1802", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2009/1802"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://support.apple.com/kb/HT4077"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s"}, {"name": "rubyonrails-validatedigest-sec-bypass(51528)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51528"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2009-2422", "datePublished": "2009-07-10T15:00:00.000Z", "dateReserved": "2009-07-10T00:00:00.000Z", "dateUpdated": "2024-08-07T05:52:14.795Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rubyonrails:ruby_on_rails:*:*:*:*:*:*:*:*", "matchCriteriaId": "7E594206-CF9B-4C01-947C-79EF74B57416", "versionEndExcluding": "2.3.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "matchCriteriaId": "F110744D-9928-4DC1-873E-26B3E1D7CD62", "versionEndExcluding": "10.6.3", "versionStartIncluding": "10.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x:10.5.8:*:*:*:*:*:*:*", "matchCriteriaId": "1335E35A-D381-4056-9E78-37BC6DF8AD98", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "F3611024-49F5-414A-B536-9FA6519856B5", "versionEndExcluding": "10.6.3", "versionStartIncluding": "10.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:mac_os_x_server:10.5.8:*:*:*:*:*:*:*", "matchCriteriaId": "82B4CD59-9F37-4EF0-BA43-427CFD6E1329", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The example code for the digest authentication functionality (http_authentication.rb) in Ruby on Rails before 2.3.3 defines an authenticate_or_request_with_http_digest block that returns nil instead of false when the user does not exist, which allows context-dependent attackers to bypass authentication for applications that are derived from this example by sending an invalid username without a password."}, {"lang": "es", "value": "El c\u00f3digo de ejemplo para la funcionalidad de autenticaci\u00f3n digest (http_authentication.rb) en Ruby on Rails anterior a v2.3.3 define un bloque authenticate_or_request_with_http_digest que devolver\u00e1 nulo en lugar de falso cuando el usuario no existe, lo cual permite a atacantes dependiendo del contexto eludir la autenticaci\u00f3n para aplicaciones que se derivan de este ejemplo mediante el env\u00edo de un nombre de usuario no v\u00e1lido sin una contrase\u00f1a."}], "id": "CVE-2009-2422", "lastModified": "2026-04-23T00:35:47.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": true, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2009-07-10T15:30:00.250", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List"], "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch"], "url": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Vendor Advisory"], "url": "http://secunia.com/advisories/35702"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://support.apple.com/kb/HT4077"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Patch", "Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/35579"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1802"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51528"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch"], "url": "http://n8.tumblr.com/post/117477059/security-hole-found-in-rails-2-3s"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Vendor Advisory"], "url": "http://secunia.com/advisories/35702"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://support.apple.com/kb/HT4077"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Patch", "Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/35579"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1802"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/51528"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}