Traefik vulnerable to denial of service with Content-length header in github.com/traefik/traefik
Traefik vulnerable to denial of service with Content-length header in github.com/traefik/traefik
02 / AFFECTED SOFTWARE
Affected packages
239 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
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).
Traefik vulnerable to denial of service with Content-length header in github.com/traefik/traefik
05 / REFERENCES
Further evidence
- https://doc.traefik.io/traefik/routing/entrypoints/#respondingtimeouts
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/28xxx/CVE-2024-28869.json
- https://github.com/traefik/traefik/commit/240b83b77351dfd8cadb91c305b84e9d22e0f9c6
- https://github.com/traefik/traefik/releases/tag/v2.11.2
- https://github.com/traefik/traefik/releases/tag/v3.0.0-rc5
- https://github.com/traefik/traefik/security/advisories/GHSA-4vwx-54mw-vqfw
- https://nvd.nist.gov/vuln/detail/CVE-2024-28869
- https://github.com/traefik/traefik