{"api_version":"1","generated_at":"2026-04-22T23:09:14+00:00","cve":"CVE-2023-32186","urls":{"html":"https://cve.report/CVE-2023-32186","api":"https://cve.report/api/cve/CVE-2023-32186.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-32186","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-32186"},"summary":{"title":"CVE-2023-32186","description":"A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2  allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service.\nThis issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.","state":"PUBLIC","assigner":"security@suse.com","published_at":"2023-09-19 10:15:00","updated_at":"2023-09-22 02:00:00"},"problem_types":["CWE-770"],"metrics":[],"references":[{"url":"https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq","name":"https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq","refsource":"MISC","tags":[],"title":"RKE2 supervisor port is vulnerable to unauthenticated remote denial-of-service (DoS) attack via TLS SAN stuffing attack · Advisory · rancher/rke2 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186","name":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186","refsource":"MISC","tags":[],"title":"1214792 – (CVE-2023-32186) CVE-2023-32186: RKE2: Unauthenticated denial of service attack in RKE2 in the dynamiclistener","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-32186","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32186","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"32186","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"suse","cpe5":"rancher_rke2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"32186","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"suse","cpe5":"rancher_rke2","cpe6":"1.28.1\\+rke2r1","cpe7":"rc1","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2023","cve_id":"32186","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"suse","cpe5":"rancher_rke2","cpe6":"1.28.1\\+rke2r1","cpe7":"rc2","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-32186","ASSIGNER":"security@suse.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2  allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service.\nThis issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.\n\n"}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-770: Allocation of Resources Without Limits or Throttling","cweId":"CWE-770"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"SUSE","product":{"product_data":[{"product_name":"RKE2","version":{"version_data":[{"version_affected":"<","version_name":"1.24.0","version_value":"1.24.17+rke2r1"},{"version_affected":"<","version_name":"v1.25.0","version_value":"v1.25.13+rke2r1"},{"version_affected":"<","version_name":"v1.26.0","version_value":"v1.26.8+rke2r1"},{"version_affected":"<","version_name":"v1.27.0","version_value":"v1.27.5+rke2r1"},{"version_affected":"<","version_name":"v1.28.0","version_value":"v1.28.1+rke2r1"}]}}]}}]}},"references":{"reference_data":[{"url":"https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq","refsource":"MISC","name":"https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186","refsource":"MISC","name":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186"}]},"generator":{"engine":"Vulnogram 0.1.0-dev"},"source":{"discovery":"UNKNOWN"},"impact":{"cvss":[{"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"}]}},"nvd":{"publishedDate":"2023-09-19 10:15:00","lastModifiedDate":"2023-09-22 02:00:00","problem_types":["CWE-770"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:1.28.1\\+rke2r1:rc2:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:1.28.1\\+rke2r1:rc1:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*","versionStartIncluding":"1.27.1\\+rke2r1","versionEndExcluding":"1.27.5\\+rke2r1","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*","versionStartIncluding":"1.26.0\\+rke2r1","versionEndExcluding":"1.26.8\\+rke2r1","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*","versionStartIncluding":"1.25.0\\+rke2r1","versionEndExcluding":"1.25.13\\+rke2r1","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*","versionStartIncluding":"1.24.0\\+rke2r1","versionEndExcluding":"1.24.17\\+rke2r1","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}