{"id":"GHSA-9wmc-rg4h-28wv","aliases":[],"url":"https://o3.security/vulnerability/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","published":"2023-10-17T12:41:55Z","modified":"2025-10-13T15:41:49Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/kumahq/kuma","fixedVersion":"2.4.3"},{"ecosystem":"Go","name":"github.com/kumahq/kuma","fixedVersion":"2.3.3"},{"ecosystem":"Go","name":"github.com/kumahq/kuma","fixedVersion":"2.2.4"},{"ecosystem":"Go","name":"github.com/kumahq/kuma","fixedVersion":"2.1.8"},{"ecosystem":"Go","name":"github.com/kumahq/kuma","fixedVersion":"2.0.8"}],"fix":{"url":"https://github.com/kumahq/kuma/pull/8001","label":"kumahq/kuma#8001"},"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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2025-10-13T15:41:49Z"}}