{"id":"CVE-2024-34363","aliases":["BIT-envoy-2024-34363","EUVD-2024-34736","GHSA-g979-ph9j-5gg4"],"status":"published","title":"Envoy can crash due to uncaught nlohmann JSON exception","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","severity":{"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","from":"cve"},"epss":{"day":"2026-11-11","score":0.00674,"percentile":0.52602,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-248"],"published":"2024-06-04T20:59:52Z","modified":"2026-11-05T15:57:40Z","fixes":[{"ecosystem":"Bitnami","package":"envoy","fixed_in":["1.28.4","1.29.5","1.30.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"envoy","ranges":[{"type":"SEMVER","events":[{"introduced":"1.28.0"},{"fixed":"1.28.4"},{"introduced":"1.29.0"},{"fixed":"1.29.5"},{"introduced":"1.30.0"},{"fixed":"1.30.2"}]}]}],"products":[{"vendor":"envoyproxy","product":"envoy"}],"references":[{"url":"https://github.com/envoyproxy/envoy/security/advisories/GHSA-g979-ph9j-5gg4","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-34363","tags":["web","advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/34xxx/CVE-2024-34363.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-34363","title":"Envoy can crash due to uncaught nlohmann JSON exception","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","status":"published","published":"2024-06-04T20:59:52.773Z","modified":"2026-11-05T15:57:40.846Z","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","assessor":"cna"}],"cwes":["CWE-248"],"updated_at":"2026-11-05T16:36:33.176634Z"}],"euvd":[{"id":"EUVD-2024-34736","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","status":"published","published":"2024-06-04T20:59:52Z","modified":"2026-11-05T15:57:40Z","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"}],"updated_at":"2026-11-05T18:00:58.868629Z"}],"nvd":[{"id":"CVE-2024-34363","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","status":"published","published":"2024-06-04T21:15:34.743Z","modified":"2026-11-05T16:17:13.85Z","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","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":"primary"}],"cwes":["CWE-248"],"updated_at":"2026-11-05T19:55:48.976368Z"}],"osv":[{"id":"CVE-2024-34363","title":"Envoy can crash due to uncaught nlohmann JSON exception","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","status":"published","published":"2024-06-04T20:59:52.773Z","modified":"2026-11-07T02:30:38.119779491Z","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"}],"cwes":["CWE-248"],"updated_at":"2026-11-07T03:07:53.148204Z"},{"id":"BIT-envoy-2024-34363","title":"Envoy can crash due to uncaught nlohmann JSON exception","description":"Envoy is a cloud-native, open source edge and service proxy. Due to how Envoy invoked the nlohmann JSON library, the library could throw an uncaught exception from downstream data if incomplete UTF-8 strings were serialized. The uncaught exception would cause Envoy to crash.","status":"published","published":"2024-06-06T07:17:42.957Z","modified":"2026-09-08T08:47:31.795641854Z","updated_at":"2026-11-02T15:28:29.563843Z"}]}}