Upstream information

CVE-2016-9877 at MITRE


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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 7.5 7.5
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network Network
Access Complexity Low Low
Authentication None None
Confidentiality Impact Partial Partial
Integrity Impact Partial Partial
Availability Impact Partial Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 9.8
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3

Note from the SUSE Security Team

The vulnerable code exists in the rabbitmq_mqtt plugin in the rabbitmq-server-plugins package. It is not shipped on SUSE Enterprise Storage. It is shipped on SUSE OpenStack Cloud, but the plugin is not configured in a deployed cloud.

SUSE Bugzilla entry: 1017642 [CONFIRMED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Server Applications 15 SP2
  • erlang-rabbitmq-client >= 3.8.3-1.27
  • rabbitmq-server >= 3.8.3-1.27
  • rabbitmq-server-plugins >= 3.8.3-1.27
SUSE Linux Enterprise Module for Server Applications 15 SP3
  • erlang-rabbitmq-client >= 3.8.11-1.26
  • rabbitmq-server >= 3.8.11-1.26
  • rabbitmq-server-plugins >= 3.8.11-1.26
openSUSE Tumbleweed
  • erlang-rabbitmq-client >= 3.9.7-1.1
  • rabbitmq-server >= 3.9.7-1.1
  • rabbitmq-server-bash-completion >= 3.9.7-1.1
  • rabbitmq-server-plugins >= 3.9.7-1.1
  • rabbitmq-server-zsh-completion >= 3.9.7-1.1
openSUSE Tumbleweed GA erlang-rabbitmq-client-3.9.7-1.1

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Cloud 5 rabbitmq-server Ignore
SUSE Enterprise Storage 2.1 rabbitmq-server Not affected
SUSE Enterprise Storage 3 rabbitmq-server Ignore
SUSE Enterprise Storage 4 rabbitmq-server Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP2 rabbitmq-server Already fixed
SUSE OpenStack Cloud 6 rabbitmq-server Ignore