In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.
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Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.
No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| apache | http_server | 2.4.17 - 2.4.34 | - |
| canonical | ubuntu_linux | - | - |
| redhat | enterprise_linux | - |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
17
Affected Products
52
References
apache / http_server
| - |
| redhat | enterprise_linux | - | - |
| redhat | enterprise_linux | - | - |
| redhat | enterprise_linux | - | - |
| redhat | enterprise_linux | - | - |
| oracle | enterprise_manager_ops_center | - | - |
| oracle | hospitality_guest_access | - | - |
| oracle | hospitality_guest_access | - | - |
| oracle | instantis_enterprisetrack | - | - |
| oracle | instantis_enterprisetrack | - | - |
| oracle | instantis_enterprisetrack | - | - |
| oracle | retail_xstore_point_of_service | - | - |
| oracle | retail_xstore_point_of_service | - | - |
| oracle | secure_global_desktop | - | - |
| netapp | storage_automation_store | - | - |
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability
Impact