CVE-2023-3676

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "kubelet", "repo": "https://github.com/kubernetes/kubernetes", "vendor": "Kubernetes", "versions": [{"status": "affected", "version": "v1.28.0"}, {"lessThanOrEqual": "v1.27.4", "status": "affected", "version": "v1.27.0", "versionType": "semver"}, {"lessThanOrEqual": "v1.26.7", "status": "affected", "version": "v1.26.0", "versionType": "semver"}, {"lessThanOrEqual": "v1.25.12", "status": "affected", "version": "v1.25.0", "versionType": "semver"}, {"status": "unaffected", "version": "v1.28.1"}, {"status": "unaffected", "version": "v1.27.5"}, {"status": "unaffected", "version": "v1.26.8"}, {"status": "unaffected", "version": "v1.25.13"}, {"status": "unaffected", "version": "v1.24.17"}, {"lessThanOrEqual": "v1.24.16", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "jordan@liggitt.net"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "matchCriteriaId": "FF4C81ED-BB69-490B-BABA-89C2501A5E6D", "versionEndExcluding": "1.24.17", "vulnerable": true}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "matchCriteriaId": "86AE4580-37A1-4E7B-9B7A-A30316676065", "versionEndExcluding": "1.25.13", "versionStartIncluding": "1.25.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "matchCriteriaId": "99BCE3D9-3EFA-4358-B36E-47954DBE28D4", "versionEndExcluding": "1.26.8", "versionStartIncluding": "1.26.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "matchCriteriaId": "3F30AD24-3FA9-4FA8-BCD5-5351EA357B49", "versionEndExcluding": "1.27.5", "versionStartIncluding": "1.27.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "matchCriteriaId": "A3FAE518-D5F9-4A7D-A703-1D36EA8A563C", "versionEndExcluding": "1.28.1", "versionStartIncluding": "1.28.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A security issue was discovered in Kubernetes where a user\n that can create pods on Windows nodes may be able to escalate to admin \nprivileges on those nodes. Kubernetes clusters are only affected if they\n include Windows nodes."}, {"lang": "es", "value": "Se descubri\u00f3 un problema de seguridad en Kubernetes donde un usuario que pueda crear pods en nodos de Windows puede escalar a privilegios de administrador en esos nodos. Los cl\u00fasteres de Kubernetes solo se ven afectados si incluyen nodos de Windows."}], "id": "CVE-2023-3676", "lastModified": "2026-06-17T06:14:36.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "jordan@liggitt.net", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-3676", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-02-27T20:32:36.326293Z", "version": "2.0.3"}}]}, "published": "2023-10-31T21:15:08.550", "references": [{"source": "jordan@liggitt.net", "tags": ["Exploit", "Mitigation", "Patch", "Third Party Advisory"], "url": "https://github.com/kubernetes/kubernetes/issues/119339"}, {"source": "jordan@liggitt.net", "tags": ["Third Party Advisory"], "url": "https://groups.google.com/g/kubernetes-security-announce/c/d_fvHZ9a5zc"}, {"source": "jordan@liggitt.net", "url": "https://security.netapp.com/advisory/ntap-20231130-0007/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mitigation", "Patch", "Third Party Advisory"], "url": "https://github.com/kubernetes/kubernetes/issues/119339"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://groups.google.com/g/kubernetes-security-announce/c/d_fvHZ9a5zc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20231130-0007/"}], "sourceIdentifier": "jordan@liggitt.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "jordan@liggitt.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:4835", "cpe": "cpe:/a:redhat:openshift:4.10::el8", "package": "openshift4-wincw/windows-machine-config-rhel8-operator:5.1.2-3", "product_name": "Red Hat OpenShift Container Platform 4.10", "release_date": "2023-08-29T00:00:00Z"}, {"advisory": "RHSA-2023:4780", "cpe": "cpe:/a:redhat:openshift:4.11::el8", "package": "openshift4-wincw/windows-machine-config-rhel8-operator:6.0.2-5", "product_name": "Red Hat OpenShift Container Platform 4.11", "release_date": "2023-08-28T00:00:00Z"}, {"advisory": "RHSA-2023:4777", "cpe": "cpe:/a:redhat:openshift:4.12::el8", "package": "openshift4-wincw/windows-machine-config-rhel8-operator:7.1.1-9", "product_name": "Red Hat OpenShift Container Platform 4.12", "release_date": "2023-08-28T00:00:00Z"}, {"advisory": "RHSA-2023:4885", "cpe": "cpe:/a:redhat:openshift:4.13::el9", "package": "openshift4-wincw/windows-machine-config-rhel9-operator:8.0.2-9", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2023-08-30T00:00:00Z"}, {"advisory": "RHSA-2023:7515", "cpe": "cpe:/a:redhat:openshift:4.14::el9", "package": "openshift4-wincw/windows-machine-config-operator-bundle:v9.0.0-104", "product_name": "Red Hat OpenShift Container Platform 4.14", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7515", "cpe": "cpe:/a:redhat:openshift:4.14::el9", "package": "openshift4-wincw/windows-machine-config-rhel9-operator:9.0.0-105", "product_name": "Red Hat OpenShift Container Platform 4.14", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7515", "cpe": "cpe:/a:redhat:openshift:4.14::el9", "package": "openshift4/windows-machine-config-operator-bundle:v9.0.0-104", "product_name": "Red Hat OpenShift Container Platform 4.14", "release_date": "2023-11-27T00:00:00Z"}], "bugzilla": {"description": "kubernetes: Insufficient input sanitization on Windows nodes leads to privilege escalation", "id": "2227126", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2227126"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-269", "details": ["A security issue was discovered in Kubernetes where a user\nthat can create pods on Windows nodes may be able to escalate to admin \nprivileges on those nodes. Kubernetes clusters are only affected if they\ninclude Windows nodes.", "A vulnerability was found in Kubernetes. This flaw allows a user who can create pods on Windows nodes to escalate to admin privileges on those nodes."], "name": "CVE-2023-3676", "public_date": "2023-08-23T13:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-3676\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-3676"], "statement": "Kubernetes clusters are only affected if they include Windows nodes. Any Kubernetes environment with Windows nodes is impacted. Run kubectl get nodes -l kubernetes.io/os=windows to see if any Windows nodes are in use.", "threat_severity": "Important"}

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