ALT-PU-2022-2952-1
Closed vulnerabilities
Published: 2022-10-11
Modified: 2024-11-21
Modified: 2024-11-21
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. There are currently no known workarounds.
Severity: HIGH (7.5)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References:
- https://github.com/traefik/traefik/releases/tag/v2.8.8
- 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/releases/tag/v2.9.0-rc5
- https://github.com/traefik/traefik/security/advisories/GHSA-c6hx-pjc3-7fqr
- https://github.com/traefik/traefik/security/advisories/GHSA-c6hx-pjc3-7fqr