Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "F3D8AAC6-8CFD-408B-A11E-E9F8A1846478", "versionEndExcluding": "4.2.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "2311B658-A293-47CA-873A-E28F7443D4B8", "versionEndExcluding": "4.3.4", "versionStartIncluding": "4.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "E6D90B0D-7882-4818-B2BA-D2B1A92C6C58", "versionEndExcluding": "4.4.5", "versionStartIncluding": "4.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.5.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "251BF2C1-3E96-46BF-9AA4-F30A19AF68C7", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.5.0:rc2:*:*:*:*:*:*", "matchCriteriaId": "56BAD3A2-A337-4A00-B546-0A106A593052", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.5.0:rc3:*:*:*:*:*:*", "matchCriteriaId": "D7394620-98B0-4859-B279-CF77E02D1F1C", "vulnerable": true}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.5.0:rc4:*:*:*:*:*:*", "matchCriteriaId": "F2D92720-E499-4ED0-B323-49F5840527E3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, 4.3.4, and 4.2.2. It allows attackers to cause a denial of service (application crash) via an @ character before a JavaScript field name."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Mattermost Server versiones anteriores a 4.5.0, 4.4.5, 4.3.4 y 4.2.2. Permite a atacantes causar una denegaci\u00f3n de servicio (bloqueo de la aplicaci\u00f3n) por medio de un car\u00e1cter @ antes de un nombre del campo JavaScript"}], "id": "CVE-2017-18871", "lastModified": "2024-11-21T03:21:08.633", "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": "2020-06-19T17:15:11.867", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}