CVE-2018-8777
Vulnerability from cvelistv5
Published
2018-04-03 22:00
Modified
2024-08-05 07:02
Severity ?
Summary
In 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, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
cve@mitre.orghttp://www.securityfocus.com/bid/103683Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1042004Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:3729Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:3730Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2018:3731Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:2028
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2020:0542
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2020:0591
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2020:0663
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/04/msg00023.htmlThird Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/04/msg00024.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3685-1/Third Party Advisory
cve@mitre.orghttps://www.debian.org/security/2018/dsa-4259Third Party Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2018/03/28/large-request-dos-in-webrick-cve-2018-8777/Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/Patch, Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/Patch, Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/Patch, Vendor Advisory
cve@mitre.orghttps://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103683Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1042004Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:3729Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:3730Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:3731Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:2028
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2020:0542
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2020:0591
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2020:0663
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/04/msg00023.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/04/msg00024.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3685-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4259Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2018/03/28/large-request-dos-in-webrick-cve-2018-8777/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/Patch, Vendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

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    "nvd": "{\"cve\":{\"id\":\"CVE-2018-8777\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2018-04-03T22:29:00.710\",\"lastModified\":\"2024-11-21T04:14:17.343\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In 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, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).\"},{\"lang\":\"es\",\"value\":\"En 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, un atacante puede pasar una petici\u00f3n HTTP larga con una cabecera manipulada al servidor WEBrick o un cuerpo manipulado al servidor/manipulador WEBrick y provocar una denegaci\u00f3n de servicio (consumo de memoria).\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.2.0\",\"versionEndExcluding\":\"2.2.10\",\"matchCriteriaId\":\"79C0C7FF-8814-4F49-8DFE-8763BE582055\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.3.0\",\"versionEndExcluding\":\"2.3.7\",\"matchCriteriaId\":\"17DC7068-E1B8-4699-BDE0-14305D35D24B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.4.0\",\"versionEndExcluding\":\"2.4.4\",\"matchCriteriaId\":\"7172D61A-F82C-4EB5-9763-611CFE08A09B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.5.0\",\"versionEndExcluding\":\"2.5.1\",\"matchCriteriaId\":\"4A56E97B-C7E3-48AC-AAEF-4FA056276D03\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*\",\"matchCriteriaId\":\"787FDFC6-E780-4F95-9E46-C5CF77E7EBC7\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DEECE5FC-CACF-4496-A3E7-164736409252\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"B5A6F2F3-4894-4392-8296-3B8DD2679084\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9070C9D8-A14A-467F-8253-33B966C16886\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"142AD0DD-4CF3-4D74-9442-459CE3347E3A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"041F9200-4C01-4187-AE34-240E8277B54D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4EB48767-F095-444F-9E05-D9AC345AB803\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5F6FA12B-504C-4DBF-A32E-0548557AA2ED\"}]}]}],\"references\":[{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/103683\",\"source\":\"cve@mitre.org\",\"tags\":[\"Third 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  }
}


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