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HAProxy 2.9.x before 2.9.10 3.0.x before 3.0.4 and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of co — CVE-2024-45506

Date
Source
MSRC
Vendor
Microsoft
Threat
high
CVSS
7.5

Summary

Advisory CVE-2024-45506. HAProxy 2.9.x before 2.9.10 3.0.x before 3.0.4 and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy… Vendor: Microsoft. Source: MSRC. Threat: high. CVSS 7.5. See the official advisory…

What to do

General, cautious steps (verify details in the official source):

  • Prioritize patching or mitigation immediately (treat as actively risky).
  • Identify affected product versions in your inventory and verify whether you are impacted.
  • Apply vendor patches/updates or recommended mitigations as soon as available.
  • Read the official advisory for exact affected versions and remediation steps.

Official advisory

Read the official source

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