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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:getbootstrap:bootstrap-sass:3.2.0.3:*:*:*:*:ruby:*:*", "matchCriteriaId": "564484C8-1AA9-48D3-A713-B08C65B11FDC", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Arbitrary code execution (via backdoor code) was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org. An unauthenticated attacker can craft the ___cfduid cookie value with base64 arbitrary code to be executed via eval(), which can be leveraged to execute arbitrary code on the target system. Note that there are three underscore characters in the cookie name. This is unrelated to the __cfduid cookie that is legitimately used by Cloudflare."}, {"lang": "es", "value": "Se ha descubierto una ejecuci\u00f3n de c\u00f3digo arbitrario (mediante c\u00f3digo de puerta trasera) en bootstrap-sass 3.2.0.3, cuando se descarga desde rubygems.org. Un atacante no autenticado puede manipular el valor de la cookie ___cfduid con c\u00f3digo arbitrario base64 para que se ejecute mediante eval(). Esto puede explotarse para ejecutar c\u00f3digo arbitrario en el sistema objetivo. N\u00f3tese que hay tres guiones bajos en el nombre de la cookie. Esto no est\u00e1 relacionado con la cookie __cfduid que Cloudflare usa de manera leg\u00edtima."}], "id": "CVE-2019-10842", "lastModified": "2019-04-11T18:39:17.817", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-04-04T04:29:00.823", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://dgb.github.io/2019/04/05/bootstrap-sass-backdoor.html"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://github.com/twbs/bootstrap-sass/issues/1195"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://snyk.io/blog/malicious-remote-code-execution-backdoor-discovered-in-the-popular-bootstrap-sass-ruby-gem/"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-RUBY-BOOTSTRAPSASS-174093"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-94"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "rubygem-bootstrap-sass: backdoor code allows arbitrary code execution when downloaded from rubygems.org", "id": "1697482", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1697482"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.8", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-94", "details": ["Arbitrary code execution (via backdoor code) was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org. An unauthenticated attacker can craft the ___cfduid cookie value with base64 arbitrary code to be executed via eval(), which can be leveraged to execute arbitrary code on the target system. Note that there are three underscore characters in the cookie name. This is unrelated to the __cfduid cookie that is legitimately used by Cloudflare."], "name": "CVE-2019-10842", "package_state": [{"cpe": "cpe:/a:redhat:cloudforms_managementengine:5", "fix_state": "Not affected", "package_name": "rubygem-bootstrap-sass", "product_name": "CloudForms Management Engine 5"}], "public_date": "2019-03-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-10842\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-10842"], "statement": "Red Hat CloudForms is not affected by this issue, since the only affected version of bootstrap-sass gem is the 3.2.0.3 and CloudForms only ships version 3.3.7.", "threat_severity": "Important"}