CVE-2022-39271 – Traefik HTTP/2 connections management could cause a denial of service

https://notcve.org/view.php?id=CVE-2022-39271

Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer that assists in deploying microservices. There is a potential vulnerability in Traefik managing HTTP/2 connections. A closing HTTP/2 server connection could hang forever because of a subsequent fatal error. This failure mode could be exploited to cause a denial of service. There has been a patch released in versions 2.8.8 and 2.9.0-rc5. • https://github.com/traefik/traefik/releases/tag/v2.8.8 https://github.com/traefik/traefik/releases/tag/v2.9.0-rc5 https://github.com/traefik/traefik/security/advisories/GHSA-c6hx-pjc3-7fqr • CWE-400: Uncontrolled Resource Consumption CWE-755: Improper Handling of Exceptional Conditions •