{"api_version":"1","generated_at":"2026-04-23T09:36:25+00:00","cve":"CVE-2009-0803","urls":{"html":"https://cve.report/CVE-2009-0803","api":"https://cve.report/api/cve/CVE-2009-0803.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2009-0803","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-0803"},"summary":{"title":"CVE-2009-0803","description":"SmoothWall SmoothGuardian, as used in SmoothWall Firewall, NetworkGuardian, and SchoolGuardian 2008, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header.","state":"PUBLISHED","assigner":"mitre","published_at":"2009-03-04 16:30:00","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":"5.4","severity":"","vector":"AV:N/AC:H/Au:N/C:C/I:N/A:N","data":{"version":"2.0","vectorString":"AV:N/AC:H/Au:N/C:C/I:N/A:N","baseScore":5.4,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"references":[{"url":"http://www.kb.cert.org/vuls/id/435052","name":"http://www.kb.cert.org/vuls/id/435052","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["US Government Resource"],"title":"US-CERT Vulnerability Note VU#435052","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/33858","name":"http://www.securityfocus.com/bid/33858","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"title":"Multiple HTTP Proxy HTTP Host Header Incorrect Relay Behavior Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7","name":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["US Government Resource"],"title":"SmoothWall Information for VU#435052","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2009-0803","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0803","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":"803","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"smoothwall","cpe5":"networkguardian","cpe6":"2008","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"803","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"smoothwall","cpe5":"schoolguardian","cpe6":"2008","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"803","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"smoothwall","cpe5":"smoothguardian","cpe6":"2008","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T04:48:52.139Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"33858","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/33858"},{"name":"VU#435052","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred"],"url":"http://www.kb.cert.org/vuls/id/435052"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"SmoothWall SmoothGuardian, as used in SmoothWall Firewall, NetworkGuardian, and SchoolGuardian 2008, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2009-03-04T16:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"33858","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/33858"},{"name":"VU#435052","tags":["third-party-advisory","x_refsource_CERT-VN"],"url":"http://www.kb.cert.org/vuls/id/435052"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-0803","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":"SmoothWall SmoothGuardian, as used in SmoothWall Firewall, NetworkGuardian, and SchoolGuardian 2008, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"33858","refsource":"BID","url":"http://www.securityfocus.com/bid/33858"},{"name":"VU#435052","refsource":"CERT-VN","url":"http://www.kb.cert.org/vuls/id/435052"},{"name":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7","refsource":"CONFIRM","url":"http://www.kb.cert.org/vuls/id/MAPG-7M6SM7"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2009-0803","datePublished":"2009-03-04T16:00:00.000Z","dateReserved":"2009-03-04T00:00:00.000Z","dateUpdated":"2024-09-16T18:59:32.542Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2009-03-04 16:30:00","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:H/Au:N/C:C/I:N/A:N","baseScore":5.4,"accessVector":"NETWORK","accessComplexity":"HIGH","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":4.9,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:smoothwall:networkguardian:2008:*:*:*:*:*:*:*","matchCriteriaId":"125A7E97-7498-4F4B-BF57-72216059F299"},{"vulnerable":true,"criteria":"cpe:2.3:a:smoothwall:schoolguardian:2008:*:*:*:*:*:*:*","matchCriteriaId":"056B0BD8-F842-4844-8954-FE1CFC92C6BD"},{"vulnerable":true,"criteria":"cpe:2.3:a:smoothwall:smoothguardian:2008:*:*:*:*:*:*:*","matchCriteriaId":"A4285E19-02DA-4A75-BE6F-F46769FD8A0A"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2009","CveId":"803","Ordinal":"1","Title":"CVE-2009-0803","CVE":"CVE-2009-0803","Year":"2009"},"notes":[{"CveYear":"2009","CveId":"803","Ordinal":"1","NoteData":"SmoothWall SmoothGuardian, as used in SmoothWall Firewall, NetworkGuardian, and SchoolGuardian 2008, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header.","Type":"Description","Title":"CVE-2009-0803"},{"CveYear":"2009","CveId":"803","Ordinal":"2","NoteData":"2009-03-04","Type":"Other","Title":"Published"}]}}}