CVE-2025-14523

{"id": "CVE-2025-14523", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-14523", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2025-12-11T14:49:20.324130Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.2, "exploitabilityScore": 3.9}]}, "affected": [{"source": "secalert@redhat.com", "affectedData": [{"cpes": ["cpe:/o:redhat:enterprise_linux:10.1"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 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"collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.4::appstream", "cpe:/a:redhat:rhel_eus_long_life:8.4::appstream", "cpe:/o:redhat:rhel_aus:8.4::baseos", "cpe:/o:redhat:rhel_eus_long_life:8.4::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On", "versions": [{"status": "unaffected", "version": "0:2.62.3-2.el8_4.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.4::appstream", "cpe:/a:redhat:rhel_eus_long_life:8.4::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_4.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream", "cpe:/o:redhat:rhel_aus:8.6::baseos", "cpe:/o:redhat:rhel_e4s:8.6::baseos", "cpe:/o:redhat:rhel_tus:8.6::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support", "versions": [{"status": "unaffected", "version": "0:2.62.3-2.el8_6.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_6.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream", "cpe:/o:redhat:rhel_aus:8.6::baseos", "cpe:/o:redhat:rhel_e4s:8.6::baseos", "cpe:/o:redhat:rhel_tus:8.6::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:2.62.3-2.el8_6.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_6.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream", "cpe:/o:redhat:rhel_aus:8.6::baseos", "cpe:/o:redhat:rhel_e4s:8.6::baseos", "cpe:/o:redhat:rhel_tus:8.6::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.62.3-2.el8_6.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_aus:8.6::appstream", "cpe:/a:redhat:rhel_e4s:8.6::appstream", "cpe:/a:redhat:rhel_tus:8.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_6.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream", "cpe:/o:redhat:rhel_e4s:8.8::baseos", "cpe:/o:redhat:rhel_tus:8.8::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:2.62.3-3.el8_8.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_8.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream", "cpe:/o:redhat:rhel_e4s:8.8::baseos", "cpe:/o:redhat:rhel_tus:8.8::baseos"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.62.3-3.el8_8.7", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:8.8::appstream", "cpe:/a:redhat:rhel_tus:8.8::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:8.10-6.el8_8.1", "lessThan": "*", "versionType": "rpm"}], "packageName": "spice-client-win", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:enterprise_linux:9::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "versions": [{"status": "unaffected", "version": "0:2.72.0-12.el9_7.3", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:9.0::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.72.0-8.el9_0.8", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_e4s:9.2::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions", "versions": [{"status": "unaffected", "version": "0:2.72.0-8.el9_2.8", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.4::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.4 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:2.72.0-8.el9_4.8", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:rhel_eus:9.6::appstream"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9.6 Extended Update Support", "versions": [{"status": "unaffected", "version": "0:2.72.0-10.el9_6.5", "lessThan": "*", "versionType": "rpm"}], "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/o:redhat:enterprise_linux:6"], "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "packageName": "libsoup", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unknown"}]}], "published": "2025-12-11T13:15:58.983", "references": [{"url": "https://access.redhat.com/errata/RHSA-2026:0421", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0422", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0423", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0836", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0867", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0868", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0905", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0906", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0907", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0908", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0909", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0911", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:0925", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:1509", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:1569", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:1570", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:1571", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2026:1572", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/security/cve/CVE-2025-14523", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2421349", "source": "secalert@redhat.com"}, {"url": "https://gitlab.gnome.org/GNOME/libsoup/-/issues/472", "source": "secalert@redhat.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-444"}]}], "descriptions": [{"lang": "en", "value": "A flaw in libsoup\u2019s HTTP header handling allows multiple Host: headers in a request and returns the last occurrence for server-side processing. Common front proxies often honor the first Host: header, so this mismatch can cause vhost confusion where a proxy routes a request to one backend but the backend interprets it as destined for another host. This discrepancy enables request-smuggling style attacks, cache poisoning, or bypassing host-based access controls when an attacker supplies duplicate Host headers."}, {"lang": "es", "value": "Un fallo en el manejo de encabezados HTTP de libsoup permite m\u00faltiples encabezados Host: en una solicitud y devuelve la \u00faltima ocurrencia para el procesamiento del lado del servidor. Los proxies frontales comunes a menudo respetan el primer encabezado Host:, por lo que esta discrepancia puede causar confusi\u00f3n de vhost donde un proxy enruta una solicitud a un backend, pero el backend la interpreta como destinada a otro host. Esta discrepancia permite ataques de contrabando de solicitudes, envenenamiento de cach\u00e9 o eludir los controles de acceso basados en host cuando un atacante suministra encabezados Host duplicados."}], "lastModified": "2026-10-07T11:10:00.153", "sourceIdentifier": "secalert@redhat.com"}