CVE-2018-18898

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-09-22T14:06:11.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "FEDORA-2019-73cbc02e14", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/"}, {"name": "FEDORA-2019-ef5551fcff", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bestpractical.com/download-page"}, {"name": "[debian-lts-announce] 20200212 [SECURITY] [DLA 2101-1] libemail-address-list-perl security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html"}, {"name": "USN-4517-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/4517-1/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-18898", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "FEDORA-2019-73cbc02e14", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/"}, {"name": "FEDORA-2019-ef5551fcff", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/"}, {"name": "https://bestpractical.com/download-page", "refsource": "CONFIRM", "url": "https://bestpractical.com/download-page"}, {"name": "[debian-lts-announce] 20200212 [SECURITY] [DLA 2101-1] libemail-address-list-perl security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html"}, {"name": "USN-4517-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4517-1/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T11:23:08.241Z"}, "title": "CVE Program Container", "references": [{"name": "FEDORA-2019-73cbc02e14", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/"}, {"name": "FEDORA-2019-ef5551fcff", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bestpractical.com/download-page"}, {"name": "[debian-lts-announce] 20200212 [SECURITY] [DLA 2101-1] libemail-address-list-perl security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html"}, {"name": "USN-4517-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/4517-1/"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-18898", "datePublished": "2019-03-17T21:16:19.000Z", "dateReserved": "2018-11-02T00:00:00.000Z", "dateUpdated": "2024-08-05T11:23:08.241Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"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:bestpractical:request_tracker:*:*:*:*:*:*:*:*", "matchCriteriaId": "C1CB3EE6-1C20-478B-956D-E490BC90FC50", "versionEndIncluding": "4.4.0", "versionStartIncluding": "4.1.13", "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"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D", "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:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing."}, {"lang": "es", "value": "La funcionalidad email-ingestion en Best Practical Request Tracker, desde la versi\u00f3n 4.1.3 hasta la 4.4 permite que los atacantes remotos provoquen una denegaci\u00f3n de servicio mediante un ataque de complejidad algor\u00edtmica en el an\u00e1lisis de direcciones de correo electr\u00f3nico."}], "id": "CVE-2018-18898", "lastModified": "2026-06-17T01:48:06.167", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-21T16:00:29.873", "references": [{"source": "cve@mitre.org", "tags": ["Product", "Release Notes"], "url": "https://bestpractical.com/download-page"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/"}, {"source": "cve@mitre.org", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4517-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Release Notes"], "url": "https://bestpractical.com/download-page"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2020/02/msg00009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPJVDT77ZPRU5Z2BEMZM7EBY6WZHUATZ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YR46PPHBEM76DNN4DEQMAYIKLCO3TQU2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4517-1/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}