Traefik vulnerable to denial of service with Content-length header

高 7.5CVE-2024-28869 · GHSA-4vwx-54mw-vqfw · GO-2024-2722 · 12/04/2024 公開 · 17/06/2026 更新

要点

CVE-2024-28869 は github.com/traefik/traefik, github.com/traefik/traefik/v2, github.com/traefik/traefik/v3 に影響する深刻度「高」 (CVSS 7.5) の脆弱性です。
今後30日間に悪用される確率（EPSS）：1.0%（全脆弱性の 64.2% より高い）。
対処：2.11.2, 3.0.0-rc5 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
github.com/traefik/traefik Go	`< 2.11.2全バージョン`	`2.11.2`
github.com/traefik/traefik/v2 Go	`< 2.11.2`	`2.11.2`
github.com/traefik/traefik/v3 Go	`≥ 3.0.0-beta3, < 3.0.0-rc5`	`3.0.0-rc5`
traefik traefik	`= 3.0.0< 2.11.2`	`2.11.2`

概要

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

Workarounds

For affected versions, this vulnerability can be mitigated by configuring the readTimeout option.

For more information

If you have any questions or comments about this advisory, please open an issue.

NVD の説明

Traefik is an HTTP reverse proxy and load balancer. In affected versions 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. This vulnerability has been addressed in version 2.11.2 and 3.0.0-rc5. Users are advised to upgrade. For affected versions, this vulnerability can be mitigated by configuring the readTimeout option.