CVE-2024-28869

Possible denial of service vulnerability with Content-length header in Traefik

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

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.

Traefik es un proxy inverso HTTP y un equilibrador de carga. En las versiones afectadas, enviar una solicitud GET a cualquier endpoint de Traefik con el encabezado de solicitud "Longitud del contenido" da como resultado un bloqueo indefinido con la configuración predeterminada. Los atacantes pueden aprovechar esta vulnerabilidad para inducir una denegación de servicio. Esta vulnerabilidad se ha solucionado en las versiones 2.11.2 y 3.0.0-rc5. Se recomienda a los usuarios que actualicen. Para las versiones afectadas, esta vulnerabilidad se puede mitigar configurando la opción readTimeout.

*Credits: N/A

CVSS Scores

GitHubv3.1 7.5

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-03-11 CVE Reserved
2024-04-12 CVE Published
2024-04-13 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-755: Improper Handling of Exceptional Conditions

CAPEC

References (5)

URL	Tag	Source
https://doc.traefik.io/traefik/routing/entrypoints/#respondingtimeouts	X_refsource_misc
https://github.com/traefik/traefik/commit/240b83b77351dfd8cadb91c305b84e9d22e0f9c6	X_refsource_misc
https://github.com/traefik/traefik/releases/tag/v2.11.2	X_refsource_misc
https://github.com/traefik/traefik/releases/tag/v3.0.0-rc5	X_refsource_misc
https://github.com/traefik/traefik/security/advisories/GHSA-4vwx-54mw-vqfw	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Traefik Search vendor "Traefik"		Traefik Search vendor "Traefik" for product "Traefik"				< 2.11.2 Search vendor "Traefik" for product "Traefik" and version " < 2.11.2"		en		Affected
Traefik Search vendor "Traefik"		Traefik Search vendor "Traefik" for product "Traefik"				3.0.0 Search vendor "Traefik" for product "Traefik" and version "3.0.0"		en		Affected