CVE-2017-17742

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An attacker can inject a crafted key and value into an HTTP response for the HTTP server of WEBrick."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"name": "USN-3685-1", "tags": ["vendor-advisory"], "url": "https://usn.ubuntu.com/3685-1/"}, {"url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/"}, {"name": "103684", "tags": ["vdb-entry"], "url": "http://www.securityfocus.com/bid/103684"}, {"name": "RHSA-2018:3729", "tags": ["vendor-advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3729"}, {"name": "1042004", "tags": ["vdb-entry"], "url": "http://www.securitytracker.com/id/1042004"}, {"name": "RHSA-2018:3730", "tags": ["vendor-advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3730"}, {"name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update", "tags": ["mailing-list"], "url": 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"https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html"}, {"name": "openSUSE-SU-2019:1771", "tags": ["vendor-advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"}, {"name": "RHSA-2019:2028", "tags": ["vendor-advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:2028"}, {"name": "[debian-lts-announce] 20191210 [SECURITY] [DLA 2027-1] jruby security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00009.html"}, {"name": "[debian-lts-announce] 20200816 [SECURITY] [DLA 2330-1] jruby security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html"}, {"name": "[debian-lts-announce] 20230430 [SECURITY] [DLA 3408-1] jruby security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}], "datePublic": "2018-03-28T00:00:00.000Z"}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T20:59:17.715Z"}, "title": "CVE Program Container", "references": [{"name": "USN-3685-1", "tags": ["vendor-advisory", "x_transferred"], "url": "https://usn.ubuntu.com/3685-1/"}, {"url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/", "tags": ["x_transferred"]}, {"name": "103684", "tags": ["vdb-entry", "x_transferred"], "url": "http://www.securityfocus.com/bid/103684"}, {"name": "RHSA-2018:3729", "tags": ["vendor-advisory", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:3729"}, {"name": "1042004", "tags": ["vdb-entry", "x_transferred"], "url": "http://www.securitytracker.com/id/1042004"}, {"name": "RHSA-2018:3730", "tags": ["vendor-advisory", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:3730"}, {"name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update", "tags": ["mailing-list", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html"}, {"name": "RHSA-2018:3731", "tags": ["vendor-advisory", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:3731"}, {"url": "https://www.ruby-lang.org/en/news/2018/03/28/http-response-splitting-in-webrick-cve-2017-17742/", "tags": ["x_transferred"]}, {"url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/", "tags": ["x_transferred"]}, {"name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update", "tags": ["mailing-list", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"}, {"url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/", "tags": ["x_transferred"]}, {"name": "DSA-4259", "tags": ["vendor-advisory", "x_transferred"], "url": "https://www.debian.org/security/2018/dsa-4259"}, {"url": 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{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "matchCriteriaId": "79C0C7FF-8814-4F49-8DFE-8763BE582055", "versionEndExcluding": "2.2.10", "versionStartIncluding": "2.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "matchCriteriaId": "17DC7068-E1B8-4699-BDE0-14305D35D24B", "versionEndExcluding": "2.3.7", "versionStartIncluding": "2.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "matchCriteriaId": "7172D61A-F82C-4EB5-9763-611CFE08A09B", "versionEndExcluding": "2.4.4", "versionStartIncluding": "2.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A56E97B-C7E3-48AC-AAEF-4FA056276D03", "versionEndExcluding": "2.5.1", "versionStartIncluding": "2.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*", "matchCriteriaId": "787FDFC6-E780-4F95-9E46-C5CF77E7EBC7", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1 allows an HTTP Response Splitting attack. An attacker can inject a crafted key and value into an HTTP response for the HTTP server of WEBrick."}, {"lang": "es", "value": "Ruby, en versiones anteriores a la 2.2.10, versiones 2.3.x anteriores a la 2.3.7, versiones 2.4.x anteriores a la 2.4.4, versiones 2.5.x anteriores a la 2.5.1 y la versi\u00f3n 2.6.0-preview1, permite un ataque de separaci\u00f3n de respuesta HTTP. Un atacante puede inyectar una clave y un valor manipulados en una respuesta HTTP para el servidor HTTP de WEBrick."}], "id": "CVE-2017-17742", "lastModified": "2026-06-17T01:11:34.520", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-04-03T22:29:00.383", "references": [{"source": "cve@mitre.org", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/103684"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1042004"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2018:3729"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2018:3730"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2018:3731"}, {"source": "cve@mitre.org", "url": "https://access.redhat.com/errata/RHSA-2019:2028"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00009.html"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"}, {"source": "cve@mitre.org", "url": "https://usn.ubuntu.com/3685-1/"}, {"source": "cve@mitre.org", "url": "https://www.debian.org/security/2018/dsa-4259"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/http-response-splitting-in-webrick-cve-2017-17742/"}, {"source": 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"af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00027.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3685-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.debian.org/security/2018/dsa-4259"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/http-response-splitting-in-webrick-cve-2017-17742/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes"], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-113"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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"ruby-0:2.0.0.648-36.el7_5", "product_name": "Red Hat Enterprise Linux 7.5 Extended Update Support", "release_date": "2020-04-29T00:00:00Z"}, {"advisory": "RHSA-2020:2288", "cpe": "cpe:/o:redhat:rhel_eus:7.6", "package": "ruby-0:2.0.0.648-37.el7_6", "product_name": "Red Hat Enterprise Linux 7.6 Extended Update Support", "release_date": "2020-05-26T00:00:00Z"}, {"advisory": "RHSA-2018:3729", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-ruby23-ruby-0:2.3.8-69.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3730", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el6", "package": "rh-ruby24-ruby-0:2.4.5-91.el6", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 6", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3729", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby23-ruby-0:2.3.8-69.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3730", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby24-ruby-0:2.4.5-91.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3731", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby25-ruby-0:2.5.3-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3729", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby23-ruby-0:2.3.8-69.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3730", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby24-ruby-0:2.4.5-91.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3731", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby25-ruby-0:2.5.3-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3729", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby23-ruby-0:2.3.8-69.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3730", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby24-ruby-0:2.4.5-91.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3731", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby25-ruby-0:2.5.3-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3729", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby23-ruby-0:2.3.8-69.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3730", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby24-ruby-0:2.4.5-91.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2018-11-29T00:00:00Z"}, {"advisory": "RHSA-2018:3731", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "rh-ruby25-ruby-0:2.5.3-6.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2018-11-29T00:00:00Z"}], "bugzilla": {"description": "ruby: HTTP response splitting in WEBrick", "id": "1561952", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1561952"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "status": "verified"}, "cwe": "CWE-113", "details": ["Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1 allows an HTTP Response Splitting attack. An attacker can inject a crafted key and value into an HTTP response for the HTTP server of WEBrick.", "It was found that WEBrick did not sanitize headers sent back to clients, resulting in a response-splitting vulnerability. An attacker, able to control the server's headers, could force WEBrick into injecting additional headers to a client."], "mitigation": {"lang": "en:us", "value": "The server can manually sanitize possibly untrusted headers prior to inserting them in the reply."}, "name": "CVE-2017-17742", "package_state": [{"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "rh-ruby22-ruby", "product_name": "CloudForms Management Engine 5"}, {"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "ruby-200-ruby", "product_name": "CloudForms Management Engine 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "rh-ruby22-ruby", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:rhel_sam:1", "fix_state": "Will not fix", "package_name": "ruby193-ruby", "product_name": "Red Hat Subscription Asset Manager"}], "public_date": "2018-03-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-17742\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-17742\nhttps://www.ruby-lang.org/en/news/2018/03/28/http-response-splitting-in-webrick-cve-2017-17742/"], "statement": "This issue affects the versions of ruby as shipped with Red Hat CloudForms 4. Red Hat Product Security has rated this issue as having security impact of Moderate. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.\nThis issue affects the versions of ruby as shipped with Red Hat Subscription Asset Manager 1. Red Hat Product Security has rated this issue as having security impact of Moderate. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Moderate"}

{}