CVE-2025-20370

{"id": "CVE-2025-20370", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-20370", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-10-01T17:22:44.584017Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.2}]}, "affected": [{"source": "psirt@cisco.com", "affectedData": [{"vendor": "Splunk", "product": "Splunk Enterprise", "versions": [{"status": "affected", "version": "10.0", "lessThan": "10.0.1", "versionType": "custom"}, {"status": "affected", "version": "9.4", "lessThan": "9.4.4", "versionType": "custom"}, {"status": "affected", "version": "9.3", "lessThan": "9.3.6", "versionType": "custom"}, {"status": "affected", "version": "9.2", "lessThan": "9.2.8", "versionType": "custom"}]}, {"vendor": "Splunk", "product": "Splunk Enterprise Cloud", "versions": [{"status": "affected", "version": "9.3.2411", "lessThan": "9.3.2411.108", "versionType": "custom"}, {"status": "affected", "version": "9.3.2408", "lessThan": "9.3.2408.118", "versionType": "custom"}, {"status": "affected", "version": "9.2.2406", "lessThan": "9.2.2406.123", "versionType": "custom"}]}]}], "published": "2025-10-01T17:15:40.273", "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2025-1005", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "In Splunk Enterprise versions below 10.0.1, 9.4.4, 9.3.6, and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.108, 9.3.2408.118 and 9.2.2406.123, a user who holds a role that contains the high-privilege capability `change_authentication`, could send multiple LDAP bind requests to a specific internal endpoint, resulting in high server CPU usage, which could potentially lead to a denial of service (DoS) until the Splunk Enterprise instance is restarted. See https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities and https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/use-ldap-as-an-authentication-scheme/configure-ldap-with-splunk-web#cfe47e31_007f_460d_8b3d_8505ffc3f0dd__Configure_LDAP_with_Splunk_Web for more information."}, {"lang": "es", "value": "En las versiones de Splunk Enterprise anteriores a la 10.0.1, 9.4.4, 9.3.6 y 9.2.8, y en las versiones de Splunk Cloud Platform anteriores a la 9.3.2411.108, 9.3.2408.118 y 9.2.2406.123, un usuario con un rol que contiene la capacidad de alto privilegio 'change_authentication', podr\u00eda enviar m\u00faltiples solicitudes de enlace LDAP a un endpoint interno espec\u00edfico, lo que resultar\u00eda en un alto uso de CPU del servidor, lo que podr\u00eda conducir potencialmente a una denegaci\u00f3n de servicio (DoS) hasta que se reinicie la instancia de Splunk Enterprise. Consulte https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/manage-splunk-platform-users-and-roles/define-roles-on-the-splunk-platform-with-capabilities y https://help.splunk.com/en/splunk-enterprise/administer/manage-users-and-security/10.0/use-ldap-as-an-authentication-scheme/configure-ldap-with-splunk-web#cfe47e31_007f_460d_8b3d_8505ffc3f0dd__Configure_LDAP_with_Splunk_Web para obtener m\u00e1s informaci\u00f3n."}], "lastModified": "2026-10-18T21:10:00.120", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "724443E6-2DC9-4AB3-8E8F-D9BFBCC162E6", "versionEndExcluding": "9.2.8", "versionStartIncluding": "9.2.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "046659D8-1F48-4229-AC57-2A3B77D44442", "versionEndExcluding": "9.3.6", "versionStartIncluding": "9.3.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "88D2F283-10F9-4204-876A-9BEE75130E2C", "versionEndExcluding": "9.4.4", "versionStartIncluding": "9.4.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:10.0.0:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "259A3F4B-E4D2-48BC-9AE9-C37DE94987D5"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4F61F654-CFCC-4E48-A860-7AFCBBE69297", "versionEndExcluding": "9.2.2406.123", "versionStartIncluding": "9.2.2406"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D49A3BA2-2260-4294-964A-8E8A3729CEB4", "versionEndExcluding": "9.3.2408.118", "versionStartIncluding": "9.3.2408"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D7F27B31-B360-4AC9-BBBC-0A0F720C0B59", "versionEndExcluding": "9.3.2411.108", "versionStartIncluding": "9.3.2411"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}