CVE-2026-67408
CVE-2026-67408 · RabbitMQ: Stream Management Super-Stream Binding Keys Allocation Allows Low-Privilege Node Denial of Service
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RabbitMQ is a messaging and streaming broker. From 4.1.0 until 4.3.3, 4.2.9, and 4.1.11, Stream Management Super-Stream Binding Keys Allocation Allows Low-Privilege Node Denial of Service. rabbitMQ 4.3.1 with rabbitmqstreammanagement enabled accepts PUT /api/stream/super-streams/{vhost}/{name} requests from an authenticated management user that can access the target vhost. When the request body contains the binding-keys field, the handler parses the attacker-controlled comma-separated string and builds the full stream-name list before checking whether the user has permission to configure the resulting streams. A low-privileged management user with vhost access but no configure, write, or read permission can therefore force large transient allocations before the resource permission check. In a 768 MB memory-limited container, one HTTP PUT with about 4.5 MB of JSON body killed the RabbitMQ container with Docker state exited true An authenticated low-privileged management user can kill a memory-limited RabbitMQ node with one HTTP This issue is fixed in versions 4.3.3, 4.2.9, and 4.1.11.
CVSS 7.1 · Высокий · EPSS 0,4% · Есть исправление
- Опубликовано
- Обновлено
Затронутые продукты и версии
rabbitmq
- Версии
- >= 4.3.0, < 4.3.3: Затронуто
- >= 4.2.0, < 4.2.9: Затронуто
- >= 4.1.0, < 4.1.11: Затронуто
Нет опубликованного исправления
rabbitmq-server Debian:14
- Версии
- 4.0.5-10
- 4.0.5-11
- 4.0.5-12
- 4.0.5-13
- 4.0.5-14
- 4.0.5-6
- 4.0.5-8
- 4.0.5-9
- 4.3.0-1
- 4.3.0-2
- 4.3.0-3
- 4.3.2-1
- 4.3.2-2
- 4.3.2-3
- 4.3.2-4
- 4.3.2-5
- Затронутые диапазоны версий
- ECOSYSTEM: < 4.3.6-1
Обновитесь до 4.3.6-1
rabbitmq-server Ubuntu:26.10
- Версии
- 4.0.5-10ubuntu5
- 4.3.2-4ubuntu2
- 4.3.2-4ubuntu3
- Затронутые диапазоны версий
- ECOSYSTEM: (−∞, +∞)
Нет опубликованного исправления
Первоисточники
- https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-2hm4-4438-49q8
- https://github.com/rabbitmq/rabbitmq-server/commit/0f3defd176e027f54f447beee168d906d4f109b6
- https://github.com/rabbitmq/rabbitmq-server/commit/eb11bc44005fd6d327a78bf171bc598207778c9b
- https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.9
- https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.3
- https://nvd.nist.gov/vuln/detail/CVE-2026-67408