CVE-2017-17790

{"id": "CVE-2017-17790", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2017-12-20T09:29:01.477", "references": [{"url": "https://access.redhat.com/errata/RHSA-2018:0378", "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2018:0583", "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2018:0584", "source": "cve@mitre.org"}, {"url": "https://access.redhat.com/errata/RHSA-2018:0585", "source": "cve@mitre.org"}, {"url": "https://github.com/ruby/ruby/pull/1777", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00024.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00025.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2018/dsa-4259", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-74"}]}], "descriptions": [{"lang": "en", "value": "The lazy_initialize function in lib/resolv.rb in Ruby through 2.4.3 uses Kernel#open, which might allow Command Injection attacks, as demonstrated by a Resolv::Hosts::new argument beginning with a '|' character, a different vulnerability than CVE-2017-17405. NOTE: situations with untrusted input may be highly unlikely."}, {"lang": "es", "value": "La funci\u00f3n lazy_initialize en lib/resolv.rb en Ruby hasta la versi\u00f3n 2.4.3 utiliza Kernel#open, lo que podr\u00eda permitir ataques de inyecci\u00f3n de comandos, tal y como demuestra un argumento Resolv::Hosts::new que comience con un car\u00e1cter \"|\". Esta es una vulnerabilidad diferente a CVE-2017-17405. NOTA: es altamente improbable que se den situaciones con entradas no fiables."}], "lastModified": "2018-08-03T01:29:02.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B35C3AD5-0AFB-481C-A14C-74FE4E9D4075", "versionEndIncluding": "2.2.8", "versionStartIncluding": "2.2"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1D4CCCBF-2BC7-4F93-ABD5-E8A979DD6FBC", "versionEndIncluding": "2.3.5", "versionStartIncluding": "2.3"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "175826D2-3602-48AE-A3B9-5764E8FC8834", "versionEndIncluding": "2.4.2", "versionStartIncluding": "2.4"}, {"criteria": "cpe:2.3:a:ruby-lang:ruby:2.5.0:preview1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A059BF9-B9CA-4468-ABCD-0B8BD0C67FEF"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}