{"id":"CVE-2023-54365","aliases":["BIT-golang-2023-54365","EUVD-2023-60596","GHSA-7v4p-328v-8v5g","GHSA-pvrg-q6jw-42p7"],"status":"published","title":"Traefik - Denial of Service via HTTP/2 Request Handling","description":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00559,"percentile":0.47063,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400","CWE-770"],"published":"2023-10-17T02:37:42Z","modified":"2026-10-28T02:31:01Z","fixes":[{"ecosystem":"Go","package":"github.com/traefik/traefik","fixed_in":["2.10.5","3.0.0-beta4"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"golang","fixed_in":["1.20.10","1.21.3"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/traefik/traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.5"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/traefik/traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0-beta1"},{"fixed":"3.0.0-beta4"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"golang","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.20.10"},{"introduced":"1.21.0"},{"fixed":"1.21.3"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/traefik/traefik","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.10.5"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/traefik/traefik","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0-beta1"},{"fixed":"3.0.0-beta4"}]}]}],"products":[{"vendor":"golang","product":"go"},{"vendor":"red hat","product":"red hat openshift ai (rhoai)"},{"vendor":"red hat","product":"red hat openshift dev spaces"},{"vendor":"redhat","product":"openshift_ai"},{"vendor":"traefik","product":"traefik"}],"references":[{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g","tags":["vendor-advisory","Patch","Vendor Advisory","advisory","web"]},{"url":"https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-54365","tags":["vdb-entry","x_refsource_REDHAT","Third Party Advisory","advisory","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2491710","tags":["issue-tracking","x_refsource_REDHAT","Third Party Advisory","advisory","report","web"]},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.json","tags":["x_sadp-csaf-vex","Third Party Advisory","advisory","web"]},{"url":"https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54365","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-7v4p-328v-8v5g"},{"url":"https://github.com/advisories/GHSA-pvrg-q6jw-42p7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54365.json","tags":["advisory"]},{"url":"https://github.com/traefik/traefik","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-54365","title":"Traefik - Denial of Service via HTTP/2 Request Handling","description":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"published","published":"2026-06-23T12:12:51.853Z","modified":"2026-07-15T01:27:56.273Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:35:15.066338Z"}],"euvd":[{"id":"EUVD-2023-60596","description":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"published","published":"2026-06-23T12:12:51Z","modified":"2026-07-15T01:27:56Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:19:53.678292Z"}],"ghsa":[{"id":"GHSA-7v4p-328v-8v5g","title":"Traefik vulnerable to HTTP/2 request causing denial of service ","description":"### Impact\n\nA vulnerability CVE-2023-39325 exists in [Go managing HTTP/2 requests](https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1), which impacts Traefik. This vulnerability could be exploited to cause a denial of service.\n\n### References\n\n- [CVE-2023-44487](https://www.cve.org/CVERecord?id=CVE-2023-44487)\n- [CVE-2023-39325](https://www.cve.org/CVERecord?id=CVE-2023-39325)\n\n### Patches\n\n- https://github.com/traefik/traefik/releases/tag/v2.10.5\n- https://github.com/traefik/traefik/releases/tag/v3.0.0-beta4","status":"published","published":"2023-10-17T02:37:42Z","modified":"2026-09-22T19:38:13Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:41:19.455935Z"},{"id":"GHSA-pvrg-q6jw-42p7","title":"Duplicate Advisory: Traefik vulnerable to HTTP/2 request causing denial of service ","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-7v4p-328v-8v5g. This link is maintained to preserve external references.\n\n### Original DescriptionTraefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"withdrawn","published":"2026-06-23T15:32:36Z","modified":"2026-09-22T19:37:42Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:41:19.455935Z"}],"nvd":[{"id":"CVE-2023-54365","description":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"published","published":"2026-06-23T13:16:30.42Z","modified":"2026-09-26T23:10:00.127Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:09:27.733183Z"}],"osv":[{"id":"CVE-2023-54365","title":"Traefik - Denial of Service via HTTP/2 Request Handling","description":"Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"published","published":"2026-06-23T12:12:51.853Z","modified":"2026-10-28T02:31:01.672209Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:44:36.851042Z"},{"id":"GHSA-7v4p-328v-8v5g","title":"Traefik vulnerable to HTTP/2 request causing denial of service ","description":"### Impact\n\nA vulnerability CVE-2023-39325 exists in [Go managing HTTP/2 requests](https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1), which impacts Traefik. This vulnerability could be exploited to cause a denial of service.\n\n### References\n\n- [CVE-2023-44487](https://www.cve.org/CVERecord?id=CVE-2023-44487)\n- [CVE-2023-39325](https://www.cve.org/CVERecord?id=CVE-2023-39325)\n\n### Patches\n\n- https://github.com/traefik/traefik/releases/tag/v2.10.5\n- https://github.com/traefik/traefik/releases/tag/v3.0.0-beta4","status":"published","published":"2023-10-17T02:37:42Z","modified":"2026-09-22T19:45:04.628509139Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T15:46:41.349637Z"},{"id":"GHSA-pvrg-q6jw-42p7","title":"Duplicate Advisory: Traefik vulnerable to HTTP/2 request causing denial of service ","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-7v4p-328v-8v5g. This link is maintained to preserve external references.\n\n### Original DescriptionTraefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"withdrawn","published":"2026-06-23T15:32:36Z","modified":"2026-09-22T19:45:04.62534485Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T15:46:53.700556Z"},{"id":"BIT-golang-2023-54365","title":"Traefik - Denial of Service via HTTP/2 Request Handling","description":"Traefik before 2.10.5 and 3.0.0 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.","status":"published","published":"2026-07-09T10:41:02.556Z","modified":"2026-09-08T08:47:49.729488131Z","updated_at":"2026-11-02T15:28:31.02759Z"}]}}