CVE-2021-29448

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{"affected": [{"affectedData": [{"product": "AdminLTE", "vendor": "pi-hole", "versions": [{"status": "affected", "version": "<= 5.4"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:pi-hole:ftldns:5.7:*:*:*:*:*:*:*", "matchCriteriaId": "58019EAF-690C-4C97-810A-9A8A4300B14A", "vulnerable": true}, {"criteria": "cpe:2.3:a:pi-hole:pi-hole:5.2.4:*:*:*:*:*:*:*", "matchCriteriaId": "62120E3C-0A70-43F9-A442-8F18B43169C9", "vulnerable": true}, {"criteria": "cpe:2.3:a:pi-hole:web_interface:*:*:*:*:*:*:*:*", "matchCriteriaId": "8F0D090D-0C5F-476F-B857-10C7F5E29349", "versionEndExcluding": "5.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. The Stored XSS exists in the Pi-hole Admin portal, which can be exploited by the malicious actor with the network access to DNS server. See the referenced GitHub security advisory for patch details."}, {"lang": "es", "value": "Pi-hole es una aplicaci\u00f3n de bloqueo de anuncios y rastreadores de Internet a nivel de red de Linux.&#xa0;El ataque XSS Almacenado se presenta en el portal de Administraci\u00f3n de Pi-hole, que puede ser explotado por el actor malicioso con acceso de red al servidor DNS.&#xa0;Consulte el aviso de seguridad de GitHub al que se hace referencia para los detalles del parche"}], "id": "CVE-2021-29448", "lastModified": "2026-06-17T03:47:39.750", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.7, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.3, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-04-15T16:15:14.033", "references": [{"source": "security-advisories@github.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/pi-hole/AdminLTE/security/advisories/GHSA-cwwf-93p7-73j9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/pi-hole/AdminLTE/security/advisories/GHSA-cwwf-93p7-73j9"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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