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CVE
PUBLISHED

CVE-2024-39321

Traefik vulnerable to bypassing IP allow-lists via HTTP/3 early data requests in QUIC 0-RTT handshakes

AssignerGitHub_M
Reserved2024-06-21
Published2024-07-05
Updated2024-07-05

Description

Traefik is an HTTP reverse proxy and load balancer. Versions prior to 2.11.6, 3.0.4, and 3.1.0-rc3 have a vulnerability that allows bypassing IP allow-lists via HTTP/3 early data requests in QUIC 0-RTT handshakes sent with spoofed IP addresses. Versions 2.11.6, 3.0.4, and 3.1.0-rc3 contain a patch for this issue. No known workarounds are available.



HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Problem types

CWE-639: Authorization Bypass Through User-Controlled Key

Product status

< 2.11.6
affected

>= 3.0.0-beta3, < 3.0.4
affected

>= 3.1.0-rc1, < 3.1.0-rc3
affected

References

https://github.com/traefik/traefik/security/advisories/GHSA-gxrv-wf35-62w9

https://github.com/traefik/traefik/releases/tag/v2.11.6

https://github.com/traefik/traefik/releases/tag/v3.0.4

https://github.com/traefik/traefik/releases/tag/v3.1.0-rc3

cve.org CVE-2024-39321

nvd.nist.gov CVE-2024-39321

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