CVE-2024-45506

Published: Sep 4, 2024Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

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 conditions, as exploited in the wild in 2024.

Affected (8)

Products: Haproxy: Haproxy

Haproxy

1 product

Haproxy

Configuration A

8 vulnerable

Vulnerable Software	Affected Versions
Haproxy Haproxy	2.9.0 ≤ version < 2.9.10
Haproxy Haproxy	3.0.0 ≤ version < 3.0.4
Haproxy Haproxy	Version 3.1 dev0
Haproxy Haproxy	Version 3.1 dev1
Haproxy Haproxy	Version 3.1 dev2
Haproxy Haproxy	Version 3.1 dev3
Haproxy Haproxy	Version 3.1 dev4
Haproxy Haproxy	Version 3.1 dev5