CVE-2018-20592

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:msweet:mini-xml:2.12:*:*:*:*:*:*:*", "matchCriteriaId": "10A92769-059B-4CA3-9537-24C2C63481AF", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*", "matchCriteriaId": "DC1BD7B7-6D88-42B8-878E-F1318CA5FCAF", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*", "matchCriteriaId": "D100F7CE-FC64-4CC6-852A-6136D72DA419", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Mini-XML (aka mxml) v2.12, there is a use-after-free in the mxmlAdd function of the mxml-node.c file. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted xml file, as demonstrated by mxmldoc."}, {"lang": "es", "value": "En Mini-XML (tambi\u00e9n conocido como mxml) v2.12, hay un uso de memoria previamente liberada en la funci\u00f3n mxmlAdd del archivo mxml-node.c. Los atacantes remotos podr\u00edan aprovechar esta vulnerabilidad para provocar una denegaci\u00f3n de servicio (DoS) mediante un archivo xml manipulado, tal y como queda demostrado con mxmldoc."}], "id": "CVE-2018-20592", "lastModified": "2026-06-17T01:53:08.847", "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": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-12-30T18:29:00.460", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/michaelrsweet/mxml/issues/237"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt.err"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt.err"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N53IJHDYR5HVQLKH4J6B27OEQLGKSGY5/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNWF6BAU7S42O4LE4B74KIMHFE2HDNMI/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/michaelrsweet/mxml/issues/237"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_1.txt.err"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/ntu-sec/pocs/blob/master/mxml-53c75b0/crashes/uaf_mxml-node.c:128_2.txt.err"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N53IJHDYR5HVQLKH4J6B27OEQLGKSGY5/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNWF6BAU7S42O4LE4B74KIMHFE2HDNMI/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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