{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T09:12:44.343","vulnerabilities":[{"cve":{"id":"CVE-2021-39162","sourceIdentifier":"security-advisories@github.com","published":"2021-09-09T22:15:09.050","lastModified":"2024-11-21T06:18:45.580","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Pomerium is an open source identity-aware access proxy. Envoy, which Pomerium is based on, can abnormally terminate if an H/2 GOAWAY and SETTINGS frame are received in the same IO event. This can lead to a DoS in the presence of untrusted *upstream* servers. 0.15.1 contains an upgraded envoy binary with this vulnerability patched. If only trusted upstreams are configured, there is not substantial risk of this condition being triggered."},{"lang":"es","value":"Pomerium es un proxy de acceso de código abierto consciente de la identidad. Envoy, en el que es basado Pomerium, puede terminar anormalmente si se recibe una trama H/2 GOAWAY y SETTINGS en el mismo evento IO. Esto puede conllevar a un DoS en presencia de servidores *upstream* no confiables. La versión 0.15.1 contiene un binario envoy actualizado con esta vulnerabilidad parcheada. Si sólo se configuran upstreams confiables, no se presenta un riesgo sustancial de que se desencadene esta condición"}],"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:C/C:N/I:N/A:H","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.0},{"source":"nvd@nist.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.0}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"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-754"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*","versionEndExcluding":"1.18.4","matchCriteriaId":"87D8ACC9-935D-48FC-8916-0452548EE337"},{"vulnerable":true,"criteria":"cpe:2.3:a:envoyproxy:envoy:1.19.0:*:*:*:*:*:*:*","matchCriteriaId":"1968AA35-60E2-4A00-84A0-617738B55D33"},{"vulnerable":true,"criteria":"cpe:2.3:a:pomerium:pomerium:0.15.0:*:*:*:*:*:*:*","matchCriteriaId":"B0082414-BE21-4DDC-8B84-5DC9F9BAE8E3"}]}]}],"references":[{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-j374-mjrw-vvp8","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://github.com/pomerium/pomerium/security/advisories/GHSA-gjcg-vrxg-xmgv","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ","source":"security-advisories@github.com","tags":["Not Applicable","Third Party Advisory"]},{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-j374-mjrw-vvp8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://github.com/pomerium/pomerium/security/advisories/GHSA-gjcg-vrxg-xmgv","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://groups.google.com/g/envoy-announce/c/5xBpsEZZDfE/m/wD05NZBbAgAJ","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Not Applicable","Third Party Advisory"]}]}}]}