CVE-2025-67499

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{"affected": [{"affectedData": [{"product": "plugins", "vendor": "containernetworking", "versions": [{"status": "affected", "version": ">= 1.6.0, < 1.9.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:linuxfoundation:cni_network_plugins:*:*:*:*:*:*:*:*", "matchCriteriaId": "78D82891-211D-4B11-9743-F7B3F9315720", "versionEndExcluding": "1.9.0", "versionStartIncluding": "1.6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The CNI portmap plugin allows containers to emulate opening a host port, forwarding that traffic to the container. Versions 1.6.0 through 1.8.0 inadvertently forward all traffic with the same destination port as the host port when the portmap plugin is configured with the nftables backend, thus ignoring the destination IP. This includes traffic not intended for the node itself, i.e. traffic to containers hosted on the node. Containers that request HostPort forwarding can intercept all traffic destined for that port. This requires that the portmap plugin be explicitly configured to use the nftables backend. This issue is fixed in version 1.9.0. To workaround, configure the portmap plugin to use the iptables backend. It does not have this vulnerability."}, {"lang": "es", "value": "El plugin CNI portmap permite a los contenedores emular la apertura de un puerto del host, reenviando ese tr\u00e1fico al contenedor. Las versiones 1.6.0 a 1.8.0 reenv\u00edan inadvertidamente todo el tr\u00e1fico con el mismo puerto de destino que el puerto del host cuando el plugin portmap est\u00e1 configurado con el backend nftables, ignorando as\u00ed la IP de destino. Esto incluye tr\u00e1fico no destinado al propio nodo, es decir, tr\u00e1fico a contenedores alojados en el nodo. Los contenedores que solicitan el reenv\u00edo de HostPort pueden interceptar todo el tr\u00e1fico destinado a ese puerto. Esto requiere que el plugin portmap est\u00e9 configurado expl\u00edcitamente para usar el backend nftables. Este problema est\u00e1 solucionado en la versi\u00f3n 1.9.0. Como soluci\u00f3n alternativa, configure el plugin portmap para usar el backend iptables. No tiene esta vulnerabilidad."}], "id": "CVE-2025-67499", "lastModified": "2026-10-14T21:10:00.183", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.7, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.6, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-67499", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-12-10T16:13:14.649378Z", "version": "2.0.3"}}]}, "published": "2025-12-10T00:16:11.107", "references": [{"source": "security-advisories@github.com", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/containernetworking/plugins/pull/1210"}, {"source": "security-advisories@github.com", "tags": ["Product", "Release Notes"], "url": "https://github.com/containernetworking/plugins/releases/tag/v1.9.0"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/containernetworking/plugins/security/advisories/GHSA-jv3w-x3r3-g6rm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "CNI portmap plugin: github.com/containernetworking/plugins/plugins/meta/portmap: CNI portmap plugin: HostPort forwarding vulnerability allows traffic interception", "id": "2420872", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2420872"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.6", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H", "status": "draft"}, "cwe": "CWE-200", "details": ["The CNI portmap plugin allows containers to emulate opening a host port, forwarding that traffic to the container. Versions 1.6.0 through 1.8.0 inadvertently forward all traffic with the same destination port as the host port when the portmap plugin is configured with the nftables backend, thus ignoring the destination IP. This includes traffic not intended for the node itself, i.e. traffic to containers hosted on the node. Containers that request HostPort forwarding can intercept all traffic destined for that port. This requires that the portmap plugin be explicitly configured to use the nftables backend. This issue is fixed in version 1.9.0. To workaround, configure the portmap plugin to use the iptables backend. It does not have this vulnerability.", "A flaw was found in the CNI (Container Network Interface) portmap plugin. This vulnerability allows containers to intercept all traffic destined for a host port via inadvertent forwarding of traffic with the same destination port when the plugin is configured with the nftables backend, ignoring the destination IP."], "mitigation": {"lang": "en:us", "value": "Configure the CNI portmap plugin to use the `iptables` backend instead of `nftables`. This can typically be achieved by modifying the CNI network configuration. After making this configuration change, services utilizing the CNI portmap plugin may require a restart or reload for the changes to take effect."}, "name": "CVE-2025-67499", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "container-tools:rhel8/containernetworking-plugins", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "containernetworking-plugins", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "containernetworking-plugins", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift4/container-networking-plugins-microshift-rhel9", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift4/microshift-bootc-rhel9", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift4/ose-container-networking-plugins-rhel8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift4/ose-container-networking-plugins-rhel9", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:container_native_virtualization:4", "fix_state": "Fix deferred", "package_name": "container-native-virtualization/cnv-containernetworking-plugins", "product_name": "Red Hat OpenShift Virtualization 4"}, {"cpe": "cpe:/a:redhat:container_native_virtualization:4", "fix_state": "Fix deferred", "package_name": "container-native-virtualization/cnv-containernetworking-plugins-rhel9", "product_name": "Red Hat OpenShift Virtualization 4"}], "public_date": "2025-12-09T23:13:22Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-67499\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-67499\nhttps://github.com/containernetworking/plugins/pull/1210\nhttps://github.com/containernetworking/plugins/releases/tag/v1.9.0\nhttps://github.com/containernetworking/plugins/security/advisories/GHSA-jv3w-x3r3-g6rm"], "statement": "This vulnerability is rated Moderate for Red Hat because it allows containers to intercept non-local traffic when the CNI portmap plugin is explicitly configured to use the `nftables` backend. This issue affects CNI portmap plugin versions 1.6.0 through 1.8.0. Red Hat products are only affected if the `nftables` backend is specifically enabled for the CNI portmap plugin.", "threat_severity": "Moderate"}

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