CVE-2018-16848

{"containers": {"cna": {"affected": [{"product": "openstack-mistral", "vendor": "n/a", "versions": [{"status": "affected", "version": "up to and including 7.0.3"}]}], "descriptions": [{"lang": "en", "value": "A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service."}], "problemTypes": [{"descriptions": [{"description": "Denial of Service", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-06-15T14:18:22.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"}, {"tags": ["x_refsource_MISC"], "url": "https://bugs.launchpad.net/mistral/+bug/1785657"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T10:32:54.030Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugs.launchpad.net/mistral/+bug/1785657"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2018-16848", "datePublished": "2020-06-15T14:18:22.000Z", "dateReserved": "2018-09-11T00:00:00.000Z", "dateUpdated": "2024-08-05T10:32:54.030Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "openstack-mistral", "vendor": "n/a", "versions": [{"status": "affected", "version": "up to and including 7.0.3"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:openstack-mistral:*:*:*:*:*:*:*:*", "matchCriteriaId": "7F7516DE-05C5-4861-8644-731550B9623B", "versionEndIncluding": "7.0.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service."}, {"lang": "es", "value": "Una condici\u00f3n de Denegaci\u00f3n de Servicio (DoS) es posible en OpenStack Mistral en versiones hasta 7.0.3 incluy\u00e9ndola. Enviar un archivo YAML de definici\u00f3n de flujo de trabajo especialmente dise\u00f1ado que contenga anclas anidadas puede conllevar a un agotamiento de recursos que culmina en una denegaci\u00f3n de servicio"}], "id": "CVE-2018-16848", "lastModified": "2026-06-17T01:44:54.207", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "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": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-06-15T15:15:09.427", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/mistral/+bug/1785657"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/mistral/+bug/1785657"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Mistral project for reporting this issue.", "bugzilla": {"description": "openstack-mistral: Potential Mistral Denial of Service handling recursive YAML anchor expansion", "id": "1645332", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1645332"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-776", "details": ["A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.", "A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service."], "name": "CVE-2018-16848", "package_state": [{"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Will not fix", "package_name": "openstack-mistral", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}, {"cpe": "cpe:/a:redhat:openstack:12", "fix_state": "Out of support scope", "package_name": "openstack-mistral", "product_name": "Red Hat OpenStack Platform 12 (Pike)"}, {"cpe": "cpe:/a:redhat:openstack:13", "fix_state": "Will not fix", "package_name": "openstack-mistral", "product_name": "Red Hat OpenStack Platform 13 (Queens)"}, {"cpe": "cpe:/a:redhat:openstack:14", "fix_state": "Will not fix", "package_name": "openstack-mistral", "product_name": "Red Hat OpenStack Platform 14 (Rocky)"}, {"cpe": "cpe:/a:redhat:openstack:15", "fix_state": "Will not fix", "package_name": "openstack-mistral", "product_name": "Red Hat OpenStack Platform 15 (Stein)"}], "public_date": "2020-06-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-16848\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-16848"], "threat_severity": "Moderate"}

{}