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

• CVE-2023-24534

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.