CVE-2020-15896

{"id": "CVE-2020-15896", "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": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-07-22T19:15:12.897", "references": [{"url": "https://research.loginsoft.com/bugs/authentication-bypass-in-d-link-firmware-dap-1522/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10169", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "An authentication-bypass issue was discovered on D-Link DAP-1522 devices 1.4x before 1.10b04Beta02. There exist a few pages that are directly accessible by any unauthorized user, e.g., logout.php and login.php. This occurs because of checking the value of NO_NEED_AUTH. If the value of NO_NEED_AUTH is 1, the user has direct access to the webpage without any authentication. By appending a query string NO_NEED_AUTH with the value of 1 to any protected URL, any unauthorized user can access the application directly, as demonstrated by bsc_lan.php?NO_NEED_AUTH=1."}, {"lang": "es", "value": "Se detect\u00f3 un problema de omisi\u00f3n de autenticaci\u00f3n en dispositivos D-Link DAP-1522 versiones 1.4x anteriores a 1.10b04Beta02. Se presentan algunas p\u00e1ginas que son directamente accesibles por cualquier usuario no autorizado, por ejemplo, logout.php y login.php. Esto ocurre debido a una comprobaci\u00f3n del valor de NO_NEED_AUTH. Si el valor de NO_NEED_AUTH es 1, el usuario tiene acceso directo a la p\u00e1gina web sin ninguna autenticaci\u00f3n. Al agregar una cadena de consulta de NO_NEED_AUTH con el valor de 1 en cualquier URL protegida, cualquier usuario no autorizado puede acceder a la aplicaci\u00f3n directamente, como es demostrado por bsc_lan.php?NO_NEED_AUTH=1"}], "lastModified": "2020-07-27T15:06:14.980", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dap-1522_firmware:1.41:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DAED7DD2-697E-44B9-84B4-76741ABDAEDC"}, {"criteria": "cpe:2.3:o:dlink:dap-1522_firmware:1.42:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6B2FAD6C-3720-4C06-B17C-090ED917DCC9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dap-1522:a1:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "4EC07FCB-ED7F-4C87-8C31-0839F09CD695"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}