CVE-2023-54365 | Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denia… | CVSS 7.5 HIGH

Description

Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.

Metadata

CVE ID: CVE-2023-54365
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-22 21:54 UTC
Published: 2026-06-23 12:12 UTC
Last updated: 2026-06-23 18:13 UTC
Primary CWE: CWE-400
Uncontrolled Resource Consumption
Vendor / Product: Traefik / Traefik
Sources: cve.org · NVD

Severity & Metrics

7.5 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (2)

Vendor	Product	Platform	Versions
Traefik	Traefik	—	0 < 2.10.5, 2.10.5
Traefik	Traefik	—	3.0.0-beta1 < 3.0.0-beta4, 3.0.0-beta4

Weakness (CWE)

CWE	Source	Description
CWE-400	cna	Uncontrolled Resource Consumption

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.7	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
7.5	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (2)

GitHub Security Advisory (GHSA-7v4p-328v-8v5g) https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g
VulnCheck Advisory: Traefik - Denial of Service via HTTP/2 Request Handling https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling