{"api_version":"1","generated_at":"2026-04-23T09:36:52+00:00","cve":"CVE-2009-2453","urls":{"html":"https://cve.report/CVE-2009-2453","api":"https://cve.report/api/cve/CVE-2009-2453.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2009-2453","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-2453"},"summary":{"title":"CVE-2009-2453","description":"Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors.","state":"PUBLISHED","assigner":"mitre","published_at":"2009-07-14 14:30:00","updated_at":"2026-04-23 00:35:47"},"problem_types":["CWE-264","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"http://www.securitytracker.com/id?1022114","name":"http://www.securitytracker.com/id?1022114","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Citrix XenApp Bug Lets Remote Users Bypass Access Policy - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/34691","name":"http://www.securityfocus.com/bid/34691","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Citrix XenApp Unspecified Security Bypass Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.vupen.com/english/advisories/2009/1154","name":"http://www.vupen.com/english/advisories/2009/1154","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"title":"Webmail : Solution de messagerie professionnelle - OVHcloud- OVH","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://support.citrix.com/article/CTX118792","name":"http://support.citrix.com/article/CTX118792","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"title":"Vulnerability in XenApp 4.5 Hotfix Rollup Pack 3 could result in policy bypass","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/34865","name":"http://secunia.com/advisories/34865","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Citrix Presentation Server Access Gateway Filters Security Bypass - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://osvdb.org/53900","name":"http://osvdb.org/53900","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"-1","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2009-2453","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2453","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":"2009","cve_id":"2453","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"citrix","cpe5":"presentation_server","cpe6":"4.5","cpe7":"-","cpe8":"se","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2453","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"citrix","cpe5":"presentation_server","cpe6":"4.5","cpe7":"-","cpe8":"windows_server_2003","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2453","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"citrix","cpe5":"presentation_server","cpe6":"4.5","cpe7":"-","cpe8":"windows_server_2003_x64","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2453","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"citrix","cpe5":"presentation_server","cpe6":"4.5","cpe7":"fp1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2453","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"citrix","cpe5":"xenapp","cpe6":"4.5","cpe7":"fp3","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T05:52:14.707Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://support.citrix.com/article/CTX118792"},{"name":"34865","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/34865"},{"name":"ADV-2009-1154","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"],"url":"http://www.vupen.com/english/advisories/2009/1154"},{"name":"1022114","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"],"url":"http://www.securitytracker.com/id?1022114"},{"name":"53900","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"],"url":"http://osvdb.org/53900"},{"name":"34691","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/34691"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2009-07-14T14:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"http://support.citrix.com/article/CTX118792"},{"name":"34865","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/34865"},{"name":"ADV-2009-1154","tags":["vdb-entry","x_refsource_VUPEN"],"url":"http://www.vupen.com/english/advisories/2009/1154"},{"name":"1022114","tags":["vdb-entry","x_refsource_SECTRACK"],"url":"http://www.securitytracker.com/id?1022114"},{"name":"53900","tags":["vdb-entry","x_refsource_OSVDB"],"url":"http://osvdb.org/53900"},{"name":"34691","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/34691"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-2453","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":"Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://support.citrix.com/article/CTX118792","refsource":"CONFIRM","url":"http://support.citrix.com/article/CTX118792"},{"name":"34865","refsource":"SECUNIA","url":"http://secunia.com/advisories/34865"},{"name":"ADV-2009-1154","refsource":"VUPEN","url":"http://www.vupen.com/english/advisories/2009/1154"},{"name":"1022114","refsource":"SECTRACK","url":"http://www.securitytracker.com/id?1022114"},{"name":"53900","refsource":"OSVDB","url":"http://osvdb.org/53900"},{"name":"34691","refsource":"BID","url":"http://www.securityfocus.com/bid/34691"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2009-2453","datePublished":"2009-07-14T14:00:00.000Z","dateReserved":"2009-07-14T00:00:00.000Z","dateUpdated":"2024-09-16T18:29:10.452Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2009-07-14 14:30:00","lastModifiedDate":"2026-04-23 00:35:47","problem_types":["CWE-264","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":true,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:citrix:presentation_server:4.5:-:se:*:*:*:*:*","matchCriteriaId":"9A5474BB-764E-4F80-BD5C-9B48AAA9FBFC"},{"vulnerable":true,"criteria":"cpe:2.3:a:citrix:presentation_server:4.5:-:windows_server_2003:*:*:*:*:*","matchCriteriaId":"EA42A3AA-CCF9-4F28-AE9B-0E7B104BD3F4"},{"vulnerable":true,"criteria":"cpe:2.3:a:citrix:presentation_server:4.5:-:windows_server_2003_x64:*:*:*:*:*","matchCriteriaId":"CA9F8CAD-D918-49B7-A3AF-13624164DF4F"},{"vulnerable":true,"criteria":"cpe:2.3:a:citrix:presentation_server:4.5:fp1:*:*:*:*:*:*","matchCriteriaId":"7A1BC10D-DCDF-4360-9224-740DDB5C7726"},{"vulnerable":true,"criteria":"cpe:2.3:a:citrix:xenapp:4.5:fp3:*:*:*:*:*:*","matchCriteriaId":"4BB59B90-3BB9-479C-B998-E2BBA6D1BFDE"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2009","CveId":"2453","Ordinal":"1","Title":"CVE-2009-2453","CVE":"CVE-2009-2453","Year":"2009"},"notes":[{"CveYear":"2009","CveId":"2453","Ordinal":"1","NoteData":"Citrix XenApp (formerly Presentation Server) 4.5 Hotfix Rollup Pack 3 does not apply an access policy when it is defined with the Access Gateway Advanced Edition filters, which allows attackers to bypass intended access restrictions via unknown vectors.","Type":"Description","Title":"CVE-2009-2453"},{"CveYear":"2009","CveId":"2453","Ordinal":"2","NoteData":"2009-07-14","Type":"Other","Title":"Published"}]}}}