CVE-2024-39321GHSA-GXRV-WF35-62W9GO-2024-2973
Traefik vulnerable to bypassing IP allow-lists via HTTP/3 early data requests in QUIC 0-RTT handshakes
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 2.11.6, 3.0.4, 3.1.0-rc3
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- traefik traefik
fixed in 2.11.6; From 3.0.0-beta3 · fixed in 3.0.4; From 3.1.0-rc1 · fixed in 3.1.0-rc3
- github.com/traefik/traefik/v2Go
fixed in 2.11.6
- github.com/traefik/traefik/v3Go
From 3.0.0-beta3 · fixed in 3.0.4
- github.com/traefik/traefik/v3Go
From 3.1.0-rc1 · fixed in 3.1.0-rc3
- github.com/traefik/traefikGo
All versions
- github.com/traefik/traefik/v3Go
From 3.0.0-beta3 · fixed in 3.0.4; From 3.1.0-rc1 · fixed in 3.1.0-rc3