CVE search · CVE-2023-44487
CVE-2023-44487
high 7.5 Known exploited
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- cve@mitre.org
- Weakness
- NVD-CWE-noinfo, CWE-400
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | high 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
nvd@nist.govPrimary |
| CVSS 3.1 | high 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- siemens · simatic_s7-1500_cpu_1518f-4_pn/dp_mfp_firmware
- siemens · sinec_ins
- siemens · sinec_nms
- siemens · st7_scadaconnect
- siemens · ruggedcom_ape1808_firmware
- siemens · simatic_s7-1500_cpu_1518-4_pn/dp_mfp_firmware
- siemens · siplus_s7-1500_cpu_1518-4_pn/dp_mfp_firmware
- ietf · http
- nghttp2 · nghttp2
- netty · netty
- envoyproxy · envoy
- eclipse · jetty
- caddyserver · caddy
- golang · go
- golang · http2
- golang · networking
- f5 · big-ip_access_policy_manager
- f5 · big-ip_advanced_firewall_manager
- f5 · big-ip_advanced_web_application_firewall
- f5 · big-ip_analytics
- f5 · big-ip_application_acceleration_manager
- f5 · big-ip_application_security_manager
- f5 · big-ip_application_visibility_and_reporting
- f5 · big-ip_carrier-grade_nat
- f5 · big-ip_ddos_hybrid_defender
- f5 · big-ip_domain_name_system
- f5 · big-ip_fraud_protection_service
- f5 · big-ip_global_traffic_manager
- f5 · big-ip_link_controller
- f5 · big-ip_local_traffic_manager
- f5 · big-ip_next
- f5 · big-ip_next_service_proxy_for_kubernetes
- f5 · big-ip_policy_enforcement_manager
- f5 · big-ip_ssl_orchestrator
- f5 · big-ip_webaccelerator
- f5 · big-ip_websafe
- f5 · nginx
- f5 · nginx_ingress_controller
- f5 · nginx_plus
- apache · tomcat
- apple · swiftnio_http/2
- grpc · grpc
- microsoft · .net
- microsoft · asp.net_core
- microsoft · azure_kubernetes_service
- microsoft · visual_studio_2022
- microsoft · windows_10_1607
- microsoft · windows_10_1809
- microsoft · windows_10_21h2
- microsoft · windows_10_22h2
- microsoft · windows_11_21h2
- microsoft · windows_11_22h2
- microsoft · windows_server_2016
- microsoft · windows_server_2019
- microsoft · windows_server_2022
- nodejs · node.js
- microsoft · cbl-mariner
- dena · h2o
- facebook · proxygen
- apache · apisix
- apache · traffic_server
- amazon · opensearch_data_prepper
- debian · debian_linux
- kazu-yamamoto · http2
- istio · istio
- varnish_cache_project · varnish_cache
- traefik · traefik
- projectcontour · contour
- linkerd · linkerd
- linecorp · armeria
- redhat · 3scale_api_management_platform
- redhat · advanced_cluster_management_for_kubernetes
- redhat · advanced_cluster_security
- redhat · ansible_automation_platform
- redhat · build_of_optaplanner
- redhat · build_of_quarkus
- redhat · ceph_storage
- redhat · cert-manager_operator_for_red_hat_openshift
- redhat · certification_for_red_hat_enterprise_linux
- redhat · cost_management
- redhat · cryostat
- redhat · decision_manager
- redhat · fence_agents_remediation_operator
- redhat · integration_camel_for_spring_boot
- redhat · integration_camel_k
- redhat · integration_service_registry
- redhat · jboss_a-mq
- redhat · jboss_a-mq_streams
- redhat · jboss_core_services
- redhat · jboss_data_grid
- redhat · jboss_enterprise_application_platform
- redhat · jboss_fuse
- redhat · logging_subsystem_for_red_hat_openshift
- redhat · machine_deletion_remediation_operator
- redhat · migration_toolkit_for_applications
- redhat · migration_toolkit_for_containers
- redhat · migration_toolkit_for_virtualization
- redhat · network_observability_operator
- redhat · node_healthcheck_operator
- redhat · node_maintenance_operator
- redhat · openshift
- redhat · openshift_api_for_data_protection
- redhat · openshift_container_platform
- redhat · openshift_container_platform_assisted_installer
- redhat · openshift_data_science
- redhat · openshift_dev_spaces
- redhat · openshift_developer_tools_and_services
- redhat · openshift_distributed_tracing
- redhat · openshift_gitops
- redhat · openshift_pipelines
- redhat · openshift_sandboxed_containers
- redhat · openshift_secondary_scheduler_operator
- redhat · openshift_serverless
- redhat · openshift_service_mesh
- redhat · openshift_virtualization
- redhat · openstack_platform
- redhat · process_automation
- redhat · quay
- redhat · run_once_duration_override_operator
- redhat · satellite
- redhat · self_node_remediation_operator
- redhat · service_interconnect
- redhat · single_sign-on
- redhat · support_for_spring_boot
- redhat · web_terminal
- redhat · enterprise_linux
- redhat · service_telemetry_framework
- fedoraproject · fedora
- netapp · astra_control_center
- netapp · oncommand_insight
- akka · http_server
- konghq · kong_gateway
- jenkins · jenkins
- apache · solr
- openresty · openresty
- cisco · business_process_automation
- cisco · connected_mobile_experiences
- cisco · crosswork_data_gateway
- cisco · crosswork_situation_manager
- cisco · crosswork_zero_touch_provisioning
- cisco · data_center_network_manager
- cisco · enterprise_chat_and_email
- cisco · expressway
- cisco · iot_field_network_director
- cisco · prime_access_registrar
- cisco · prime_cable_provisioning
- cisco · prime_infrastructure
- cisco · prime_network_registrar
- cisco · secure_dynamic_attributes_connector
- cisco · secure_firewall_threat_defense
- cisco · secure_malware_analytics
- cisco · telepresence_video_communication_server
- cisco · ultra_cloud_core_-_policy_control_function
- cisco · ultra_cloud_core_-_serving_gateway_function
- cisco · ultra_cloud_core_-_session_management_function
- cisco · unified_attendant_console_advanced
- cisco · unified_contact_center_domain_manager
- cisco · unified_contact_center_enterprise
- cisco · unified_contact_center_enterprise_-_live_data_server
- cisco · unified_contact_center_management_portal
- cisco · fog_director
- cisco · ios_xe
- cisco · ios_xr
- cisco · secure_web_appliance_firmware
- cisco · nx-os
References
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- http://www.openwall.com/lists/oss-security/2023/10/10/7Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/13/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/13/9Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/18/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/18/8Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/19/6Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/20/8Mailing ListThird Party Advisory
- https://access.redhat.com/security/cve/cve-2023-44487Vendor Advisory
- https://arstechnica.com/security/2023/10/how-ddosers-used-the-http-2-protocol-to-deliver-attacks-of-unprecedented-size/Press/Media CoverageThird Party Advisory
- https://aws.amazon.com/security/security-bulletins/AWS-2023-011/Third Party Advisory
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- https://community.traefik.io/t/is-traefik-vulnerable-to-cve-2023-44487/20125Vendor Advisory
- https://discuss.hashicorp.com/t/hcsec-2023-32-vault-consul-and-boundary-affected-by-http-2-rapid-reset-denial-of-service-vulnerability-cve-2023-44487/59715Third Party Advisory
- https://edg.io/lp/blog/resets-leaks-ddos-and-the-tale-of-a-hidden-cveBroken Link
- https://forums.swift.org/t/swift-nio-http2-security-update-cve-2023-44487-http-2-dos/67764Vendor Advisory
- https://gist.github.com/adulau/7c2bfb8e9cdbe4b35a5e131c66a0c088Issue TrackingPatch
- https://github.com/Azure/AKS/issues/3947Issue Tracking
- https://github.com/Kong/kong/discussions/11741Issue Tracking
- https://github.com/advisories/GHSA-qppj-fm5r-hxr3Vendor Advisory
- https://github.com/advisories/GHSA-vx74-f528-fxqgMitigationPatchVendor Advisory
- https://github.com/advisories/GHSA-xpw8-rcwv-8f8pPatchVendor Advisory
- https://github.com/akka/akka-http/issues/4323Issue Tracking
- https://github.com/alibaba/tengine/issues/1872Issue Tracking
- https://github.com/apache/apisix/issues/10320Issue Tracking
- https://github.com/apache/httpd-site/pull/10Issue Tracking
- https://github.com/apache/httpd/blob/afcdbeebbff4b0c50ea26cdd16e178c0d1f24152/modules/http2/h2_mplx.c#L1101-L1113Product
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- https://github.com/caddyserver/caddy/issues/5877Issue TrackingVendor Advisory
- https://github.com/caddyserver/caddy/releases/tag/v2.7.5Release NotesThird Party Advisory
- https://github.com/dotnet/announcements/issues/277Issue TrackingMitigationVendor Advisory
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- https://github.com/eclipse/jetty.project/issues/10679Issue Tracking
- https://github.com/envoyproxy/envoy/pull/30055Issue TrackingPatch
- https://github.com/etcd-io/etcd/issues/16740Issue TrackingPatch
- https://github.com/facebook/proxygen/pull/466Issue TrackingPatch
- https://github.com/golang/go/issues/63417Issue Tracking
- https://github.com/grpc/grpc-go/pull/6703Issue TrackingPatch
- https://github.com/grpc/grpc/releases/tag/v1.59.2Mailing List
- https://github.com/h2o/h2o/pull/3291Issue TrackingPatch
- https://github.com/h2o/h2o/security/advisories/GHSA-2m7v-gc89-fjqfVendor Advisory
- https://github.com/haproxy/haproxy/issues/2312Issue Tracking
- https://github.com/icing/mod_h2/blob/0a864782af0a942aa2ad4ed960a6b32cd35bcf0a/mod_http2/README.md?plain=1#L239-L244Product
- https://github.com/junkurihara/rust-rpxy/issues/97Issue Tracking
- https://github.com/kazu-yamamoto/http2/commit/f61d41a502bd0f60eb24e1ce14edc7b6df6722a1Patch
- https://github.com/kazu-yamamoto/http2/issues/93Issue Tracking
- https://github.com/kubernetes/kubernetes/pull/121120Issue TrackingPatch
- https://github.com/line/armeria/pull/5232Issue TrackingPatch
- https://github.com/linkerd/website/pull/1695/commits/4b9c6836471bc8270ab48aae6fd2181bc73fd632Patch
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- https://github.com/netty/netty/commit/58f75f665aa81a8cbcf6ffa74820042a285c5e61Patch
- https://github.com/nghttp2/nghttp2/pull/1961Issue TrackingPatch
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- https://github.com/ninenines/cowboy/issues/1615Issue Tracking
- https://github.com/nodejs/node/pull/50121Issue Tracking
- https://github.com/openresty/openresty/issues/930Issue Tracking
- https://github.com/opensearch-project/data-prepper/issues/3474Issue TrackingPatch
- https://github.com/oqtane/oqtane.framework/discussions/3367Issue Tracking
- https://github.com/projectcontour/contour/pull/5826Issue TrackingPatch
- https://github.com/tempesta-tech/tempesta/issues/1986Issue Tracking
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- https://istio.io/latest/news/security/istio-security-2023-004/Vendor Advisory
- https://linkerd.io/2023/10/12/linkerd-cve-2023-44487/Vendor Advisory
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- https://lists.debian.org/debian-lts-announce/2023/10/msg00023.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2023/10/msg00024.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2023/10/msg00045.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2023/10/msg00047.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2023/11/msg00001.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2023/11/msg00012.htmlMailing List
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- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNA62Q767CFAFHBCDKYNPBMZWB7TWYVU/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HT7T2R4MQKLIF4ODV4BDLPARWFPCJ5CZ/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JIZSEFC3YKCGABA2BZW6ZJRMDZJMB7PJ/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JMEXY22BFG5Q64HQCM5CK2Q7KDKVV4TY/Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KSEGD2IWKNUO3DWY4KQGUQM5BISRWHQE/Mailing List
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- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LNMZJCDHGLJJLXO4OXWJMTVQRNWOC7UL/Mailing List
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- https://martinthomson.github.io/h2-stream-limits/draft-thomson-httpbis-h2-stream-limits.htmlThird Party Advisory
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- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-44487MitigationPatchVendor Advisory
- https://my.f5.com/manage/s/article/K000137106Vendor Advisory
- https://netty.io/news/2023/10/10/4-1-100-Final.htmlRelease NotesVendor Advisory
- https://news.ycombinator.com/item?id=37830987Issue Tracking
- https://news.ycombinator.com/item?id=37830998Issue TrackingPress/Media Coverage
- https://news.ycombinator.com/item?id=37831062Issue Tracking
- https://news.ycombinator.com/item?id=37837043Issue Tracking
- https://openssf.org/blog/2023/10/10/http-2-rapid-reset-vulnerability-highlights-need-for-rapid-response/Third Party Advisory
- https://seanmonstar.com/post/730794151136935936/hyper-http2-rapid-reset-unaffectedThird Party Advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-http2-reset-d8Kf32vZVendor Advisory
- https://security.gentoo.org/glsa/202311-09Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231016-0001/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240426-0007/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240621-0006/ExploitThird Party Advisory
- https://security.netapp.com/advisory/ntap-20240621-0007/Third Party Advisory
- https://security.paloaltonetworks.com/CVE-2023-44487Vendor Advisory
- https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.14Release Notes
- https://ubuntu.com/security/CVE-2023-44487Vendor Advisory
- https://www.bleepingcomputer.com/news/security/new-http-2-rapid-reset-zero-day-attack-breaks-ddos-records/Third Party Advisory
- https://www.cisa.gov/news-events/alerts/2023/10/10/http2-rapid-reset-vulnerability-cve-2023-44487Third Party AdvisoryUS Government Resource
- https://www.darkreading.com/cloud/internet-wide-zero-day-bug-fuels-largest-ever-ddos-eventPress/Media CoverageThird Party Advisory
- https://www.debian.org/security/2023/dsa-5521Mailing ListVendor Advisory
- https://www.debian.org/security/2023/dsa-5522Mailing ListVendor Advisory
- https://www.debian.org/security/2023/dsa-5540Mailing ListThird Party Advisory
- https://www.debian.org/security/2023/dsa-5549Mailing ListThird Party Advisory
- https://www.debian.org/security/2023/dsa-5558Mailing ListThird Party Advisory
- https://www.debian.org/security/2023/dsa-5570Third Party Advisory
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- https://www.nginx.com/blog/http-2-rapid-reset-attack-impacting-f5-nginx-products/MitigationVendor Advisory
- https://www.openwall.com/lists/oss-security/2023/10/10/6Mailing ListThird Party Advisory
- https://www.phoronix.com/news/HTTP2-Rapid-Reset-AttackPress/Media Coverage
- https://www.theregister.com/2023/10/10/http2_rapid_reset_zeroday/Press/Media CoverageThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/13/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/13/9Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/18/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/18/8Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/19/6Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/20/8Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2025/08/13/6Third Party Advisory
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- https://arstechnica.com/security/2023/10/how-ddosers-used-the-http-2-protocol-to-deliver-attacks-of-unprecedented-size/Press/Media CoverageThird Party Advisory
- https://aws.amazon.com/security/security-bulletins/AWS-2023-011/Third Party Advisory
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