CVE-2024-28869

HIGH7.5EPSS 1.0%

Traefik vulnerable to denial of service with Content-length header

Published: 4/12/2024Modified: 2/4/2026
Also known as:GHSA-4vwx-54mw-vqfwCGA-rx6f-jpv7-3h4cGO-2024-2722

Description

There is a potential vulnerability in Traefik managing requests with `Content-length` and no `body` . Sending a `GET` request to any Traefik endpoint with the `Content-length` request header results in an indefinite hang with the default configuration. This vulnerability can be exploited by attackers to induce a denial of service. ## Patches - https://github.com/traefik/traefik/releases/tag/v2.11.2 - https://github.com/traefik/traefik/releases/tag/v3.0.0-rc5 ## Workarounds For affected versions, this vulnerability can be mitigated by configuring the [readTimeout](https://doc.traefik.io/traefik/routing/entrypoints/#respondingtimeouts) option. ## For more information If you have any questions or comments about this advisory, please [open an issue](https://github.com/traefik/traefik/issues).

Affected packages (6)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1HIGH7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (7)