CVE-2023-29013

HIGH

Traefik < 2.9.10 - Denial of Service via HTTP Header Parsing

Title source: llm
STIX 2.1

Description

Traefik (pronounced traffic) is a modern HTTP reverse proxy and load balancer for deploying microservices. 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. This issue has been patched in versions 2.9.10 and 2.10.0-rc2.

Scores

CVSS v3 7.5
EPSS 0.0109
EPSS Percentile 60.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (3)
traefik/traefik 2.10.0 rc1
traefik/traefik < 2.9.10
traefik/traefik 0 - 2.9.10Go
Published Apr 14, 2023
Tracked Since Feb 18, 2026