{"id":"BIT-envoy-2021-28682","details":"An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable integer overflow in which a very large grpc-timeout value leads to unexpected timeout calculations.","aliases":["CVE-2021-28682","GHSA-r22g-5f3x-xjgg"],"modified":"2026-09-08T08:47:22.481363730Z","published":"2024-03-06T10:59:14.669Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:envoyproxy:envoy:1.14.6:*:*:*:*:*:*:*","cpe:2.3:a:envoyproxy:envoy:1.15.3:*:*:*:*:*:*:*","cpe:2.3:a:envoyproxy:envoy:1.16.2:*:*:*:*:*:*:*","cpe:2.3:a:envoyproxy:envoy:1.17.1:*:*:*:*:*:*:*","cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://blog.envoyproxy.io"},{"type":"ADVISORY","url":"https://github.com/envoyproxy/envoy/blob/15e3b9dbcc9aaa9d391fa8033904aad1ea1ae70d/api/envoy/api/v2/cluster.proto#L36"},{"type":"ADVISORY","url":"https://github.com/envoyproxy/envoy/releases"},{"type":"ADVISORY","url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-r22g-5f3x-xjgg"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28682"}],"affected":[{"package":{"name":"envoy","ecosystem":"Bitnami","purl":"pkg:bitnami/envoy"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.14.6"},{"fixed":"1.14.7"},{"introduced":"1.15.3"},{"fixed":"1.15.4"},{"introduced":"1.16.2"},{"fixed":"1.16.3"},{"introduced":"1.17.1"},{"fixed":"1.17.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/envoy/BIT-envoy-2021-28682.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}],"schema_version":"1.9.0"}