{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-13T00:31:59.318","vulnerabilities":[{"cve":{"id":"CVE-2022-21655","sourceIdentifier":"security-advisories@github.com","published":"2022-02-22T23:15:11.163","lastModified":"2024-11-21T06:45:09.970","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Envoy is an open source edge and service proxy, designed for cloud-native applications. The envoy common router will segfault if an internal redirect selects a route configured with direct response or redirect actions. This will result in a denial of service. As a workaround turn off internal redirects if direct response entries are configured on the same listener."},{"lang":"es","value":"Envoy es un proxy de borde y servicio de código abierto, diseñado para aplicaciones nativas de la nube. El enrutador común de Envoy fallará si una redirección interna selecciona una ruta configurada con acciones de respuesta directa o redirección. Esto resultará en una denegación de servicio. Como medida de mitigación, deshabilite las redirecciones internas si las entradas de respuesta directa están configuradas en el mismo receptor"}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-670"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*","versionEndExcluding":"1.18.6","matchCriteriaId":"0EFC93D0-C206-417C-81D0-F18145E3D768"},{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*","versionStartIncluding":"1.19.0","versionEndExcluding":"1.19.3","matchCriteriaId":"2812AC62-44B5-4077-862D-A221CD88981D"},{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*","versionStartIncluding":"1.20.0","versionEndExcluding":"1.20.2","matchCriteriaId":"F5441B2D-F807-4ED9-AFB9-ED4DE07CE5F8"},{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*","versionStartIncluding":"1.21.0","versionEndExcluding":"1.21.1","matchCriteriaId":"83895D03-DAD1-4893-8A1C-F9143DEEC172"}]}]}],"references":[{"url":"https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682","source":"security-advisories@github.com","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg","source":"security-advisories@github.com","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"]}]}}]}