Headline
GHSA-7hj9-rv74-5g92: Traefik HTTP header parsing could cause a denial of service
Impact
There is a vulnerability in Go when parsing the HTTP headers, which impacts Traefik. HTTP header parsing could allocate substantially more memory than required to hold the parsed headers. This behavior could be exploited to cause a denial of service.
References
Patches
- https://github.com/traefik/traefik/releases/tag/v2.9.10
- https://github.com/traefik/traefik/releases/tag/v2.10.0-rc2
Workarounds
No workaround.
For more information
If you have any questions or comments about this advisory, please open an issue.
Traefik HTTP header parsing could cause a denial of service
High severity GitHub Reviewed Published Apr 11, 2023 in traefik/traefik • Updated Apr 11, 2023
Related news
Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer for deploying microservices. There is a vulnerability in Go when parsing the HTTP headers, which impacts Traefik. HTTP header parsing could allocate substantially more memory than required to hold the parsed headers. This behavior could be exploited to cause a denial of service. This issue has been patched in versions 2.9.10 and 2.10.0-rc2.