CVE-2023-41339

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The WMS specification defines an ``sld=<url>`` parameter for GetMap, GetLegendGraphic and GetFeatureInfo operations for user supplied \"dynamic styling\". Enabling the use of dynamic styles, without also configuring URL checks, provides the opportunity for Service Side Request Forgery. This vulnerability can be used to steal user NetNTLMv2 hashes which could be relayed or cracked externally to gain further access. This vulnerability has been patched in versions 2.22.5 and 2.23.2."}, {"lang": "es", "value": "GeoServer es un servidor de software de c\u00f3digo abierto escrito en Java que permite a los usuarios compartir y editar datos geoespaciales. La especificaci\u00f3n WMS define un par\u00e1metro ``sld=`` para las operaciones GetMap, GetLegendGraphic y GetFeatureInfo para el \"estilo din\u00e1mico\" proporcionado por el usuario. Habilitar el uso de estilos din\u00e1micos, sin configurar tambi\u00e9n comprobaciones de URL, brinda la oportunidad de Server-Side Request Forgery (SSRF). Esta vulnerabilidad se puede utilizar para robar hashes NetNTLMv2 del usuario que podr\u00edan transmitirse o descifrarse externamente para obtener m\u00e1s acceso. Esta vulnerabilidad ha sido parcheada en las versiones 2.22.5 y 2.23.2."}], "id": "CVE-2023-41339", "lastModified": "2026-06-17T06:21:52.097", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.7, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-41339", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-11T17:56:27.424894Z", "version": "2.0.3"}}]}, "published": "2023-10-25T18:17:30.840", "references": [{"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/geoserver/geoserver/releases/tag/2.22.5"}, {"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/geoserver/geoserver/releases/tag/2.23.2"}, {"source": "security-advisories@github.com", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://github.com/geoserver/geoserver/security/advisories/GHSA-cqpc-x2c6-2gmf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/geoserver/geoserver/releases/tag/2.22.5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/geoserver/geoserver/releases/tag/2.23.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Vendor Advisory"], "url": "https://github.com/geoserver/geoserver/security/advisories/GHSA-cqpc-x2c6-2gmf"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-918"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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