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Authentication Bypass by Spoofing

CVE-2024-49214

Severity Medium
Score 5.3/10

Summary

QUIC in HAProxy versions 2.9.x prior to 2.9.11, 3.0.x prior to 3.0.5 and 3.1.x prior to 3.1-dev7, allows opening a "0-RTT" session with a spoofed IP address. This can bypass the IP allow/block list functionality.

  • LOW
  • NETWORK
  • LOW
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • NONE

CWE-290 - Authentication Bypass by Spoofing

This attack-focused weakness is caused by improperly implemented authentication schemes that are subject to spoofing attacks.

Advisory Timeline

  • Published