CVE-2018-5264

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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:o:ui:unifi_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "459A593A-DF3A-41CD-8EAE-1C400EBEC969", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:ui:unifi_52:-:*:*:*:*:*:*:*", "matchCriteriaId": "8E860B16-9F42-4E8E-AF56-69431BD2E690", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Ubiquiti UniFi 52 devices, when Hotspot mode is used, allow remote attackers to bypass intended restrictions on \"free time\" Wi-Fi usage by sending a /guest/s/default/ request to obtain a cookie, and then using this cookie in a /guest/s/default/login request with the byfree parameter."}, {"lang": "es", "value": "En los dispositivos Ubiquiti UniFi versi\u00f3n 52, cuando el modo HotSpot es usado, permite a atacantes remotos omitir las restricciones previstas en el uso de Wi-Fi \"free time\" mediante el env\u00edo de una petici\u00f3n /Guest/s/default/ para obtener una cookie y, entonces usar esta cookie en una petici\u00f3n /Guest/s/default/login con el par\u00e1metro byfree."}], "id": "CVE-2018-5264", "lastModified": "2026-06-17T01:59:56.207", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-06-07T16:29:00.500", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.red4sec.com/cve/unifi.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.red4sec.com/cve/unifi.txt"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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