CVE-2020-12460

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This can cause remote memory corruption when a '\\0' byte overwrites the heap metadata of the next chunk and its PREV_INUSE flag."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://sourceforge.net/projects/opendmarc/", "refsource": "MISC", "url": "https://sourceforge.net/projects/opendmarc/"}, {"name": "https://github.com/trusteddomainproject/OpenDMARC/issues/64", "refsource": "MISC", "url": "https://github.com/trusteddomainproject/OpenDMARC/issues/64"}, {"name": "GLSA-202011-02", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202011-02"}, {"name": "[debian-lts-announce] 20210425 [SECURITY] [DLA 2639-1] opendmarc security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00026.html"}, {"name": "FEDORA-2021-c1b846164e", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JHDKMCZGE3W4XBP76NLI2Q7IOZHXLD4A/"}, {"name": "FEDORA-2021-1ec3c5ed63", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"}, {"name": "FEDORA-2021-433e7d72ce", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T11:56:52.076Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://sourceforge.net/projects/opendmarc/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/trusteddomainproject/OpenDMARC/issues/64"}, {"name": "GLSA-202011-02", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/202011-02"}, {"name": "[debian-lts-announce] 20210425 [SECURITY] [DLA 2639-1] opendmarc security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00026.html"}, {"name": "FEDORA-2021-c1b846164e", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JHDKMCZGE3W4XBP76NLI2Q7IOZHXLD4A/"}, {"name": "FEDORA-2021-1ec3c5ed63", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"}, {"name": "FEDORA-2021-433e7d72ce", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-12460", "datePublished": "2020-07-27T22:52:35.000Z", "dateReserved": "2020-04-29T00:00:00.000Z", "dateUpdated": "2024-08-04T11:56:52.076Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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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:trusteddomain:opendmarc:*:*:*:*:*:*:*:*", "matchCriteriaId": "48B8EAC9-8D6C-404F-855E-6D23BE1A4E81", "versionEndIncluding": "1.3.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:trusteddomain:opendmarc:1.4.0:beta0:*:*:*:*:*:*", "matchCriteriaId": "FDE93651-8197-45CA-A00F-992858D5555C", "vulnerable": true}, {"criteria": "cpe:2.3:a:trusteddomain:opendmarc:1.4.0:beta1:*:*:*:*:*:*", "matchCriteriaId": "CFE77540-FB92-4122-AB00-77C62B548D49", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"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": "OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 has improper null termination in the function opendmarc_xml_parse that can result in a one-byte heap overflow in opendmarc_xml when parsing a specially crafted DMARC aggregate report. This can cause remote memory corruption when a '\\0' byte overwrites the heap metadata of the next chunk and its PREV_INUSE flag."}, {"lang": "es", "value": "OpenDMARC versiones hasta 1.3.2 y versiones desde 1.4.x hasta 1.4.0-Beta1, presenta una terminaci\u00f3n nula inapropiada en la funci\u00f3n opendmarc_xml_parse que puede resultar en un desbordamiento de la pila por un byte en opendmarc_xml al analizar un reporte agregado DMARC especialmente dise\u00f1ado. Esto puede causar da\u00f1os en la memoria remota cuando un byte \"\\0\" sobrescribe los metadatos de la pila del siguiente fragmento y su flag PREV_INUSE"}], "id": "CVE-2020-12460", "lastModified": "2026-06-17T02:51:51.097", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-27T23:15:12.373", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/trusteddomainproject/OpenDMARC/issues/64"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00026.html"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JHDKMCZGE3W4XBP76NLI2Q7IOZHXLD4A/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202011-02"}, {"source": "cve@mitre.org", "tags": ["Product", "Third Party Advisory"], "url": "https://sourceforge.net/projects/opendmarc/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/trusteddomainproject/OpenDMARC/issues/64"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00026.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2D4JGHMALEJEWWG56DKR5OZB22TK7W5B/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JHDKMCZGE3W4XBP76NLI2Q7IOZHXLD4A/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KBOGOQOK3TIWWJV66MW5YWNRJAFFYGR5/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202011-02"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://sourceforge.net/projects/opendmarc/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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