CVE-2025-3891

{"id": "CVE-2025-3891", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "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:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2025-04-29T12:15:32.137", "references": [{"url": "https://access.redhat.com/errata/RHSA-2025:10002", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10003", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10004", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10006", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10007", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10008", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:10010", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:4597", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2025:9396", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2025-3891", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2361633", "tags": ["Issue Tracking"], "source": "secalert@redhat.com"}, {"url": "https://github.com/OpenIDC/mod_auth_openidc/commit/6a0b5f66c87184dfe0e4400f6bdd46a82dc0ec2b", "source": "secalert@redhat.com"}, {"url": "https://github.com/OpenIDC/mod_auth_openidc/security/advisories/GHSA-x7cf-8wgv-5j86", "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00007.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-248"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability."}, {"lang": "es", "value": "Se detect\u00f3 una falla en el m\u00f3dulo mod_auth_openidc para Apache httpd. Esta falla permite que un atacante remoto no autenticado active una denegaci\u00f3n de servicio enviando una solicitud POST vac\u00eda cuando la directiva OIDCPreservePost est\u00e1 habilitada. El servidor se bloquea constantemente, lo que afecta la disponibilidad."}], "lastModified": "2025-07-28T14:15:27.493", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apache:http_server:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D623D8C0-65D2-4269-A1D4-5CB3899F44C8"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "053C1B35-3869-41C2-9551-044182DE0A64"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}