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{"bugzilla": {"description": "istio/envoy: infinite loop in Envoy, and subsequently Istio leads to a DoS", "id": "1770956", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1770956"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["Istio 1.3.x before 1.3.5 allows Denial of Service because continue_on_listener_filters_timeout is set to True, a related issue to CVE-2019-18836.", "A flaw was found in envoy. When the option `continue_on_listener_filters_timeout` is set to True, an infinite loop can be triggered that could effectively exhaust Envoy's CPU resources causing a denial of service. The highest threat from this vulnerability is to system availability."], "name": "CVE-2019-18817", "package_state": [{"cpe": "cpe:/a:redhat:service_mesh:1", "fix_state": "Not affected", "package_name": "envoy", "product_name": "OpenShift Service Mesh 1"}], "public_date": "2019-11-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-18817\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-18817\nhttps://istio.io/news/2019/istio-security-2019-006/"], "threat_severity": "Important"}

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