{"id":"CVE-2009-3287","state":"PUBLISHED","title":"lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP","description":"lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP address and hide activities via a modified X-Forwarded-For header.","publishedAt":"2009-09-22T10:00:00.000Z","updatedAt":"2024-09-16T23:56:47.504Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://github.com/macournoyer/thin/blob/master/CHANGELOG","http://github.com/macournoyer/thin/commit/7bd027914c5ffd36bb408ef47dc749de3b6e063a","http://www.openwall.com/lists/oss-security/2009/09/12/1"],"weaknesses":[],"ingestedAt":"2026-10-29T19:39:23.319Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2009/3xxx/CVE-2009-3287.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2009-3287","state":"PUBLISHED","datePublished":"2009-09-22T10:00:00.000Z","dateUpdated":"2024-09-16T23:56:47.504Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2009-09-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP address and hide activities via a modified X-Forwarded-For header."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"http://github.com/macournoyer/thin/blob/master/CHANGELOG","tags":["x_refsource_CONFIRM"]},{"url":"http://github.com/macournoyer/thin/commit/7bd027914c5ffd36bb408ef47dc749de3b6e063a","tags":["x_refsource_CONFIRM"]},{"url":"http://www.openwall.com/lists/oss-security/2009/09/12/1","name":"[oss-security] 20090912 CVE request(?): Thin: Client IP spoofing","tags":["mailing-list","x_refsource_MLIST"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"mitre","dateUpdated":"2009-09-22T10:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-3287","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":"lib/thin/connection.rb in Thin web server before 1.2.4 relies on the X-Forwarded-For header to determine the IP address of the client, which allows remote attackers to spoof the IP address and hide activities via a modified X-Forwarded-For header."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"http://github.com/macournoyer/thin/blob/master/CHANGELOG","refsource":"CONFIRM","url":"http://github.com/macournoyer/thin/blob/master/CHANGELOG"},{"name":"http://github.com/macournoyer/thin/commit/7bd027914c5ffd36bb408ef47dc749de3b6e063a","refsource":"CONFIRM","url":"http://github.com/macournoyer/thin/commit/7bd027914c5ffd36bb408ef47dc749de3b6e063a"},{"name":"[oss-security] 20090912 CVE request(?): Thin: Client IP spoofing","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2009/09/12/1"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://github.com/macournoyer/thin/blob/master/CHANGELOG","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://github.com/macournoyer/thin/commit/7bd027914c5ffd36bb408ef47dc749de3b6e063a","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2009/09/12/1","name":"[oss-security] 20090912 CVE request(?): Thin: Client IP spoofing","tags":["mailing-list","x_refsource_MLIST","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-07T06:22:24.127Z"}}]}}}