CVE-2017-1002201

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{"affected": [{"affectedData": [{"product": "haml", "vendor": "http://haml.info/", "versions": [{"status": "affected", "version": "All versions prior to version 5.0.0.beta.2"}]}], "source": "josh@bress.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:haml:haml:*:*:*:*:*:ruby:*:*", "matchCriteriaId": "BD7B8475-41D4-4A62-91BB-99A105EBA4F2", "versionEndExcluding": "5.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"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", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In haml versions prior to version 5.0.0.beta.2, when using user input to perform tasks on the server, characters like < > \" ' must be escaped properly. In this case, the ' character was missed. An attacker can manipulate the input to introduce additional attributes, potentially executing code."}, {"lang": "es", "value": "En haml versiones anteriores a la versi\u00f3n 5.0.0.beta.2, cuando se usa la entrada del usuario para realizar tareas en el servidor, los caracteres como ( ) \" ' necesitan escaparse apropiadamente. En este caso, el car\u00e1cter ' se perdi\u00f3. Un atacante puede manipular la entrada para introducir atributos adicionales, ejecutando potencialmente c\u00f3digo."}], "id": "CVE-2017-1002201", "lastModified": "2026-06-17T00:59:23.007", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-10-15T18:15:10.560", "references": [{"source": "josh@bress.net", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/haml/haml/commit/18576ae6e9bdcb4303fdbe6b3199869d289d67c2"}, {"source": "josh@bress.net", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2019/11/msg00007.html"}, {"source": "josh@bress.net", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00028.html"}, {"source": "josh@bress.net", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202007-27"}, {"source": "josh@bress.net", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-RUBY-HAML-20362"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/haml/haml/commit/18576ae6e9bdcb4303fdbe6b3199869d289d67c2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2019/11/msg00007.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00028.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202007-27"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://snyk.io/vuln/SNYK-RUBY-HAML-20362"}], "sourceIdentifier": "josh@bress.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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