CVE-2016-9877
CRITICAL9.8EPSS 0.20%rabbitmq-server - security update
Published: 12/29/2016Modified: 4/28/2026
Description
An issue was discovered in Pivotal RabbitMQ 3.x before 3.5.8 and 3.6.x before 3.6.6 and RabbitMQ for PCF 1.5.x before 1.5.20, 1.6.x before 1.6.12, and 1.7.x before 1.7.7. MQTT (MQ Telemetry Transport) connection authentication with a username/password pair succeeds if an existing username is provided but the password is omitted from the connection request. Connections that use TLS with a client-provided certificate are not affected.
Affected packages (2)
- Debian/rabbitmq-serverfrom 0, < 3.6.6-1
- Debian/rabbitmq-serverfrom 0, < 3.3.5-1.1+deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |