{"id":"CVE-2020-35470","aliases":["BIT-envoy-2020-35470","EUVD-2020-23142","GHSA-rpv9-285j-r9jm"],"status":"published","title":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly...","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00986,"percentile":0.62841,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-12-15T00:48:35Z","modified":"2026-10-20T14:00:22Z","fixes":[{"ecosystem":"Bitnami","package":"envoy","fixed_in":["1.16.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"envoy","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.16.1"}]}]}],"products":[{"vendor":"envoyproxy","product":"envoy"}],"references":[{"url":"https://github.com/envoyproxy/envoy/issues/14087","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix"]},{"url":"https://github.com/envoyproxy/envoy/pull/14131","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix"]},{"url":"https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35470","tags":["web"]},{"url":"https://github.com/advisories/GHSA-rpv9-285j-r9jm"}],"sources":{"cve":[{"id":"CVE-2020-35470","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2020-12-15T00:48:35Z","modified":"2024-08-04T17:02:08.057Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2020-23142","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2020-12-15T00:48:35Z","modified":"2024-08-04T17:02:08Z","updated_at":"2026-11-03T03:07:06.389211Z"}],"ghsa":[{"id":"GHSA-rpv9-285j-r9jm","title":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly...","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2022-05-24T17:36:35Z","modified":"2023-01-29T05:05:43Z","updated_at":"2026-11-02T14:45:51.307262Z"}],"nvd":[{"id":"CVE-2020-35470","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2020-12-15T01:15:13.807Z","modified":"2026-06-17T03:13:45.97Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:A/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:27.73474Z"}],"osv":[{"id":"CVE-2020-35470","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2020-12-15T01:15:13.807Z","modified":"2026-10-20T14:00:22.370553187Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:16.612899Z"},{"id":"BIT-envoy-2020-35470","description":"Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).","status":"published","published":"2024-03-06T11:00:08.11Z","modified":"2026-09-08T08:47:23.779314539Z","updated_at":"2026-11-02T15:28:29.563843Z"}]}}