CVE-2019-20007

{"id": "CVE-2019-20007", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2019-12-26T22:15:10.920", "references": [{"url": "https://sourceforge.net/p/ezxml/bugs/13/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://sourceforge.net/p/ezxml/bugs/13/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in ezXML 0.8.2 through 0.8.6. The function ezxml_str2utf8, while parsing a crafted XML file, performs zero-length reallocation in ezxml.c, leading to returning a NULL pointer (in some compilers). After this, the function ezxml_parse_str does not check whether the s variable is not NULL in ezxml.c, leading to a NULL pointer dereference and crash (segmentation fault)."}, {"lang": "es", "value": "Se detect\u00f3 un problema en ezXML versiones 0.8.2 hasta 0.8.6. La funci\u00f3n ezxml_str2utf8, mientras analiza un archivo XML dise\u00f1ado, realiza una reasignaci\u00f3n de longitud cero en el archivo ezxml.c, conllevando a devolver un puntero NULL (en algunos compiladores). Luego de esto, la funci\u00f3n ezxml_parse_str no comprueba si la variable s no es NULL en el archivo ezxml.c, conduciendo a una desreferencia y bloqueo del puntero NULL (fallo de segmentaci\u00f3n)."}], "lastModified": "2024-11-21T04:37:52.350", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ezxml_project:ezxml:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D8AEAE3B-2FDD-41C8-8EB8-99FED3127DAA", "versionEndIncluding": "0.8.6", "versionStartIncluding": "0.8.2"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}