CVE-2019-18886

{"id": "CVE-2019-18886", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2019-11-21T18:15:11.820", "references": [{"url": "https://github.com/symfony/symfony/releases/tag/v4.3.8", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://symfony.com/blog/cve-2019-18886-prevent-user-enumeration-using-switch-user-functionality", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://symfony.com/blog/symfony-4-3-8-released", "tags": ["Release Notes"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Symfony versiones 4.2.0 hasta 4.2.11 y 4.3.0 hasta 4.3.7. La capacidad para enumerar usuarios fue posible debido a un manejo diferente dependiendo de si el usuario exist\u00eda cuando se realizaron intentos no autorizados de utilizar la funcionalidad switch users. Esto est\u00e1 relacionado con Symfony/Security."}], "lastModified": "2021-07-21T11:39:23.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F1317DFC-16C6-48A6-B792-3A190E552E79", "versionEndIncluding": "4.2.11", "versionStartIncluding": "4.2.0"}, {"criteria": "cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CAE8AADD-6D19-481A-86D2-9E305ED6F197", "versionEndIncluding": "4.3.7", "versionStartIncluding": "4.3.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}