{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-6476", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2023-12-04T06:23:22.231Z", "datePublished": "2024-01-09T21:32:03.407Z", "dateUpdated": "2025-06-17T20:39:17.793Z"}, "containers": {"cna": {"title": "Cri-o: pods are able to break out of resource confinement on cgroupv2", "metrics": [{"other": {"content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}, "type": "Red Hat severity rating"}}, {"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS"}], "descriptions": [{"lang": "en", "value": "A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.13", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "cri-o", "defaultStatus": "affected", "versions": [{"version": "0:1.26.4-6.1.rhaos4.13.git9eb9cf3.el9", "lessThan": "*", "versionType": "rpm", "status": "unaffected"}], "cpes": ["cpe:/a:redhat:openshift:4.13::el8", "cpe:/a:redhat:openshift:4.13::el9"]}, {"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.14", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "cri-o", "defaultStatus": "affected", "versions": [{"version": "0:1.27.2-7.rhaos4.14.git1cc7a64.el8", "lessThan": "*", "versionType": "rpm", "status": "unaffected"}], "cpes": ["cpe:/a:redhat:openshift:4.14::el8", "cpe:/a:redhat:openshift:4.14::el9"]}, {"vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 3.11", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "cri-o", "defaultStatus": "unknown", "cpes": ["cpe:/a:redhat:openshift:3.11"]}], "references": [{"url": "https://access.redhat.com/errata/RHSA-2024:0195", "name": "RHSA-2024:0195", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2024:0207", "name": "RHSA-2024:0207", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2023-6476", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994", "name": "RHBZ#2253994", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2024-01-09T21:00:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "description": "Allocation of Resources Without Limits or Throttling", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-770: Allocation of Resources Without Limits or Throttling", "timeline": [{"lang": "en", "time": "2023-12-11T00:00:00+00:00", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2024-01-09T21:00:00+00:00", "value": "Made public."}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2024-11-24T11:54:48.596Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:28:21.863Z"}, "title": "CVE Program Container", "references": [{"url": "https://access.redhat.com/errata/RHSA-2024:0195", "name": "RHSA-2024:0195", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://access.redhat.com/errata/RHSA-2024:0207", "name": "RHSA-2024:0207", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://access.redhat.com/security/cve/CVE-2023-6476", "tags": ["vdb-entry", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994", "name": "RHBZ#2253994", "tags": ["issue-tracking", "x_refsource_REDHAT", "x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-6476", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-01-10T15:24:28.741663Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-17T20:39:17.793Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://access.redhat.com/errata/RHSA-2024:0195", "name": "RHSA-2024:0195", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://access.redhat.com/errata/RHSA-2024:0207", "name": "RHSA-2024:0207", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://access.redhat.com/security/cve/CVE-2023-6476", "tags": ["vdb-entry", "x_refsource_REDHAT", "x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994", "name": "RHBZ#2253994", "tags": ["issue-tracking", "x_refsource_REDHAT", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:28:21.863Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-6476", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-01-10T15:24:28.741663Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-17T20:35:05.620Z"}}], "cna": {"title": "Cri-o: pods are able to break out of resource confinement on cgroupv2", "metrics": [{"other": {"type": "Red Hat severity rating", "content": {"value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/"}}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}], "affected": [{"cpes": ["cpe:/a:redhat:openshift:4.13::el8", "cpe:/a:redhat:openshift:4.13::el9"], "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.13", "versions": [{"status": "unaffected", "version": "0:1.26.4-6.1.rhaos4.13.git9eb9cf3.el9", "lessThan": "*", "versionType": "rpm"}], "packageName": "cri-o", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:openshift:4.14::el8", "cpe:/a:redhat:openshift:4.14::el9"], "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.14", "versions": [{"status": "unaffected", "version": "0:1.27.2-7.rhaos4.14.git1cc7a64.el8", "lessThan": "*", "versionType": "rpm"}], "packageName": "cri-o", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "affected"}, {"cpes": ["cpe:/a:redhat:openshift:3.11"], "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 3.11", "packageName": "cri-o", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unknown"}], "timeline": [{"lang": "en", "time": "2023-12-11T00:00:00+00:00", "value": "Reported to Red Hat."}, {"lang": "en", "time": "2024-01-09T21:00:00+00:00", "value": "Made public."}], "datePublic": "2024-01-09T21:00:00.000Z", "references": [{"url": "https://access.redhat.com/errata/RHSA-2024:0195", "name": "RHSA-2024:0195", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2024:0207", "name": "RHSA-2024:0207", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2023-6476", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994", "name": "RHBZ#2253994", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "descriptions": [{"lang": "en", "value": "A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-770", "description": "Allocation of Resources Without Limits or Throttling"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2024-11-24T11:54:48.596Z"}, "x_redhatCweChain": "CWE-770: Allocation of Resources Without Limits or Throttling"}}, "cveMetadata": {"cveId": "CVE-2023-6476", "state": "PUBLISHED", "dateUpdated": "2025-06-17T20:39:17.793Z", "dateReserved": "2023-12-04T06:23:22.231Z", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "datePublished": "2024-01-09T21:32:03.407Z", "assignerShortName": "redhat"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*", "matchCriteriaId": "2F87326E-0B56-4356-A889-73D026DB1D4B", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openshift_container_platform:4.13:*:*:*:*:*:*:*", "matchCriteriaId": "1FFF1D51-ABA8-4E54-B81C-A88C8A5E4842", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:openshift_container_platform:4.14:*:*:*:*:*:*:*", "matchCriteriaId": "486B3F69-1551-4F8B-B25B-A5864248811B", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943", "vulnerable": false}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en CRI-O que involucra una anotaci\u00f3n experimental que lleva a que un contenedor no est\u00e9 confinado. Esto puede permitir que un pod especifique y obtenga cualquier cantidad de memoria/CPU, eludiendo el programador de Kubernetes y potencialmente provocando una denegaci\u00f3n de servicio en el nodo."}], "id": "CVE-2023-6476", "lastModified": "2024-11-21T08:43:55.687", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-01-09T22:15:43.610", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2024:0195"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2024:0207"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2023-6476"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2024:0195"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/errata/RHSA-2024:0207"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2023-6476"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-770"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:0195", "cpe": "cpe:/a:redhat:openshift:4.13::el8", "package": "cri-o-0:1.26.4-6.1.rhaos4.13.git9eb9cf3.el9", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2024-01-17T00:00:00Z"}, {"advisory": "RHSA-2024:0207", "cpe": "cpe:/a:redhat:openshift:4.14::el8", "package": "cri-o-0:1.27.2-7.rhaos4.14.git1cc7a64.el8", "product_name": "Red Hat OpenShift Container Platform 4.14", "release_date": "2024-01-17T00:00:00Z"}], "bugzilla": {"description": "cri-o: Pods are able to break out of resource confinement on cgroupv2", "id": "2253994", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253994"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-770", "details": ["A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node.", "A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node."], "name": "CVE-2023-6476", "package_state": [{"cpe": "cpe:/a:redhat:openshift:3.11", "fix_state": "Out of support scope", "package_name": "cri-o", "product_name": "Red Hat OpenShift Container Platform 3.11"}], "public_date": "2024-01-09T21:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6476\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6476"], "statement": "There are two main factors reduce the severity of this vulnerability to Moderate:\n* A potential attacker must already have valid credentials\n* The OpenShift environment must already be configured to use an experimental feature", "threat_severity": "Moderate"}