{"id":"GHSA-9wmc-rg4h-28wv","summary":"github.com/kumahq/kuma affected by CVE-2023-44487","details":"### Impact\nEnvoy and Go HTTP/2 protocol stack is vulnerable to the \"Rapid Reset\" class of exploits, which send a sequence of HEADERS frames optionally followed by RST_STREAM frames.\n\nThis can be exercised if you use the builtin gateway and receive untrusted http2 traffic.\n\n### Patches\n\nhttps://github.com/kumahq/kuma/pull/8023\nhttps://github.com/kumahq/kuma/pull/8001\nhttps://github.com/kumahq/kuma/pull/8034\n\n### Workarounds\nDisable http2 on the gateway listener with a MeshProxyPatch or ProxyTemplate.\n\n### References\nhttps://github.com/advisories/GHSA-qppj-fm5r-hxr3\nhttps://github.com/golang/go/issues/63417\nhttps://github.com/envoyproxy/envoy/security/advisories/GHSA-jhv4-f7mr-xx76\nhttps://cloud.google.com/blog/products/identity-security/how-it-works-the-novel-http2-rapid-reset-ddos-attack\nhttps://www.nginx.com/blog/http-2-rapid-reset-attack-impacting-f5-nginx-products/?sf269548684=1\nhttps://www.envoyproxy.io/docs/envoy/latest/configuration/best_practices/edge","modified":"2025-10-13T15:41:49Z","published":"2023-10-17T12:41:55Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2023-10-17T12:41:55Z","nvd_published_at":null,"cwe_ids":[]},"references":[{"type":"WEB","url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-jhv4-f7mr-xx76"},{"type":"WEB","url":"https://github.com/kumahq/kuma/security/advisories/GHSA-9wmc-rg4h-28wv"},{"type":"WEB","url":"https://github.com/golang/go/issues/63417"},{"type":"WEB","url":"https://github.com/kumahq/kuma/pull/8001"},{"type":"WEB","url":"https://github.com/kumahq/kuma/pull/8023"},{"type":"WEB","url":"https://github.com/kumahq/kuma/pull/8034"},{"type":"WEB","url":"https://cloud.google.com/blog/products/identity-security/how-it-works-the-novel-http2-rapid-reset-ddos-attack"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-qppj-fm5r-hxr3"},{"type":"PACKAGE","url":"https://github.com/kumahq/kuma"},{"type":"WEB","url":"https://www.envoyproxy.io/docs/envoy/latest/configuration/best_practices/edge"},{"type":"WEB","url":"https://www.nginx.com/blog/http-2-rapid-reset-attack-impacting-f5-nginx-products/?sf269548684=1"}],"affected":[{"package":{"name":"github.com/kumahq/kuma","ecosystem":"Go","purl":"pkg:golang/github.com/kumahq/kuma"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.4.0"},{"fixed":"2.4.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-9wmc-rg4h-28wv/GHSA-9wmc-rg4h-28wv.json"}},{"package":{"name":"github.com/kumahq/kuma","ecosystem":"Go","purl":"pkg:golang/github.com/kumahq/kuma"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.3.0"},{"fixed":"2.3.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-9wmc-rg4h-28wv/GHSA-9wmc-rg4h-28wv.json"}},{"package":{"name":"github.com/kumahq/kuma","ecosystem":"Go","purl":"pkg:golang/github.com/kumahq/kuma"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.2.0"},{"fixed":"2.2.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-9wmc-rg4h-28wv/GHSA-9wmc-rg4h-28wv.json"}},{"package":{"name":"github.com/kumahq/kuma","ecosystem":"Go","purl":"pkg:golang/github.com/kumahq/kuma"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.1.0"},{"fixed":"2.1.8"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-9wmc-rg4h-28wv/GHSA-9wmc-rg4h-28wv.json"}},{"package":{"name":"github.com/kumahq/kuma","ecosystem":"Go","purl":"pkg:golang/github.com/kumahq/kuma"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.0.8"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-9wmc-rg4h-28wv/GHSA-9wmc-rg4h-28wv.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}