CVE-2021-33587

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:css-what_project:css-what:4.0.0:*:*:*:*:node.js:*:*", "matchCriteriaId": "5BEE51B0-F2BB-43D6-AF8D-17D94E599014", "vulnerable": true}, {"criteria": "cpe:2.3:a:css-what_project:css-what:5.0.0:*:*:*:*:node.js:*:*", "matchCriteriaId": "E2F67046-07B3-4FC4-9B28-ED197CF16A25", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:netapp:e-series_performance_analyzer:-:*:*:*:*:*:*:*", "matchCriteriaId": "24B8DB06-590A-4008-B0AB-FCD1401C77C6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input."}, {"lang": "es", "value": "El paquete css-what versi\u00f3n 4.0.0 hasta la versi\u00f3n 5.0.0 para Node.js no asegura que el an\u00e1lisis sint\u00e1ctico de atributos tenga una complejidad de tiempo lineal en relaci\u00f3n con el tama\u00f1o de la entrada"}], "id": "CVE-2021-33587", "lastModified": "2026-06-17T03:54:49.983", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "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": 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": "2021-05-28T20:15:07.733", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/fb55/css-what/releases/tag/v5.0.1"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20210706-0007/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes", "Third Party Advisory"], "url": "https://github.com/fb55/css-what/releases/tag/v5.0.1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20210706-0007/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "nodejs-css-what: does not ensure that attribute parsing has linear time complexity relative to the size of the input", "id": "1966225", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1966225"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-400", "details": ["The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.", "A flaw was found in nodejs-css-what. The css-what package for Node.js does not ensure that attribute parsing has a Linear Time Complexity relative to the size of the input. The highest threat from this vulnerability is to system availability."], "name": "CVE-2021-33587", "package_state": [{"cpe": "cpe:/a:redhat:service_mesh:2.0", "fix_state": "Will not fix", "package_name": "servicemesh-grafana", "product_name": "OpenShift Service Mesh 2.0"}, {"cpe": "cpe:/a:redhat:service_mesh:2.0", "fix_state": "Will not fix", "package_name": "servicemesh-prometheus", "product_name": "OpenShift Service Mesh 2.0"}, {"cpe": "cpe:/a:redhat:red_hat_3scale_amp:2", "fix_state": "Affected", "package_name": "system", "product_name": "Red Hat 3scale API Management Platform 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/application-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/console-header-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/console-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/console-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/grc-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/kui-web-terminal-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/mcm-topology-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Fix deferred", "impact": "low", "package_name": "rhacm2/search-ui-rhel8", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "impact": "low", "package_name": "openshift4/ose-grafana", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "impact": "low", "package_name": "openshift4/ose-prometheus", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "impact": "low", "package_name": "openshift4/ose-thanos-rhel8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Will not fix", "impact": "low", "package_name": "ovirt-engine-ui-extensions", "product_name": "Red Hat Virtualization 4"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Will not fix", "impact": "low", "package_name": "ovirt-web-ui", "product_name": "Red Hat Virtualization 4"}], "public_date": "2021-05-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-33587\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-33587"], "statement": "In the OpenShift ServiceMesh (OSSM) , Red Hat OpenShift Container Platform (RHOCP), and Red Hat Advanced Cluster Management for Kubernetes (RHACM) the affected components are behind OpenShift OAuth authentication. This restricts access to the vulnerable nodejs css-what library to authenticated users only, therefore the impact is low.\nIn Red Hat Virtualization css-what is not a production dependency. An update may be provided in a future release.", "threat_severity": "Moderate"}

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