CVE-2013-4363

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before 2.1.5, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression. NOTE: this issue is due to an incomplete fix for CVE-2013-4287."}, {"lang": "es", "value": "Vulnerabilidad en la complejidad algor\u00edtmica en Gem :: Versi\u00f3n :: ANCHORED_VERSION_PATTERN en lib / rubygems / version.rb en RubyGems anterior a 1.8.23.2, 1.8.24 hasta 1.8.26, 2.0.x anterior a 2.0.10, 2.1.5 y 2.1.x anterior a , como se usa en Ruby 1.9.0 hasta 2.0.0p247, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (consumo de CPU) a trav\u00e9s de una versi\u00f3n gem manipulada que provoca una gran cantidad de retroceso en una expresi\u00f3n regular. NOTA: este problema se debe a una correcci\u00f3n incompleta de CVE-2013-4287."}], "id": "CVE-2013-4363", "lastModified": "2026-06-16T23:57:05.937", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-10-17T23:55:04.440", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "http://blog.rubygems.org/2013/09/24/CVE-2013-4363.html"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/14/3"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/18/8"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/20/1"}, {"source": "secalert@redhat.com", "url": "https://puppet.com/security/cve/cve-2013-4363"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://blog.rubygems.org/2013/09/24/CVE-2013-4363.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/14/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/18/8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.openwall.com/lists/oss-security/2013/09/20/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://puppet.com/security/cve/cve-2013-4363"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "rubygems: version regex algorithmic complexity vulnerability, incomplete CVE-2013-4287 fix", "id": "1009720", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1009720"}, "csaw": false, "cvss": {"cvss_base_score": "2.6", "cvss_scoring_vector": "AV:N/AC:H/Au:N/C:N/I:N/A:P", "status": "draft"}, "cwe": "CWE-407->CWE-400", "details": ["Algorithmic complexity vulnerability in Gem::Version::ANCHORED_VERSION_PATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.2, 1.8.24 through 1.8.26, 2.0.x before 2.0.10, and 2.1.x before 2.1.5, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression. NOTE: this issue is due to an incomplete fix for CVE-2013-4287."], "name": "CVE-2013-4363", "package_state": [{"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "CloudForms Management Engine 5"}, {"cpe": "cpe:/a:redhat:openshift:1", "fix_state": "Not affected", "package_name": "ruby193-ruby", "product_name": "OpenShift Enterprise 1"}, {"cpe": "cpe:/a:redhat:openshift:1", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "OpenShift Enterprise 1"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "ruby", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "Red Hat Enterprise MRG 2"}, {"cpe": "cpe:/a:redhat:openstack:3", "fix_state": "Not affected", "package_name": "ruby193-rubygems", "product_name": "Red Hat OpenStack Platform 3"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Not affected", "package_name": "ruby193-rubygems", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:1", "fix_state": "Not affected", "package_name": "ruby193-ruby", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:rhel_sam:1", "fix_state": "Not affected", "package_name": "rubygems", "product_name": "Red Hat Subscription Asset Manager"}], "public_date": "2013-09-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-4363\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4363\nhttp://blog.rubygems.org/2013/09/24/CVE-2013-4363.html"], "statement": "Not vulnerable. This issue did not affect the versions of rubygems as shipped with various Red Hat products.", "threat_severity": "Moderate"}

{}