CVE catalog
CVE-2016-9877
rabbitmq-server: CVE-2016-9877
- Severity
- Critical · CVSS 9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.39% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | rabbitmq-server | sid | 4.3.6-1 | fixed |
| Debian | rabbitmq-server | forky | 4.3.6-1 | fixed |
| Debian | rabbitmq-server | trixie | 4.0.5-6+deb13u2 | fixed |
| Debian | rabbitmq-server | bookworm | 3.10.8-1.1+deb12u1 | fixed |
| Debian | rabbitmq-server | bookworm-security | 3.10.8-1.1+deb12u1 | fixed |
| Ubuntu | rabbitmq-server | 14.04 | 3.1.3-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.1.5-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.0-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.1-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.2-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.3-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.4-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.4-1ubuntu0.1 | fixed |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-3 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-3.1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1ubuntu0.16.04.1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1ubuntu0.16.04.2 | fixed |
| Ubuntu | rabbitmq-server | 14.04 | 3.1.3-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.1.5-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.0-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.1-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.2-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.3-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.4-1 | vulnerable |
| Ubuntu | rabbitmq-server | 14.04 | 3.2.4-1ubuntu0.1 | fixed |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-3 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.4-3.1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1ubuntu0.16.04.1 | vulnerable |
| Ubuntu | rabbitmq-server | 16.04 | 3.5.7-1ubuntu0.16.04.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | rabbitmq-server | source | sid | 3.6.6-1 | not yet assigned | Not reported | [849849] |
| Debian | rabbitmq-server | source | forky | 3.6.6-1 | not yet assigned | Not reported | [849849] |
| Debian | rabbitmq-server | source | trixie | 3.6.6-1 | not yet assigned | Not reported | [849849] |
| Debian | rabbitmq-server | source | bookworm | 3.6.6-1 | not yet assigned | Not reported | [849849] |
| Ubuntu | rabbitmq-server | deb | 14.04 | 3.2.4-1ubuntu0.1 | Not reported | USN-3374-1 | Not reported |
| Ubuntu | rabbitmq-server | deb | 16.04 | 3.5.7-1ubuntu0.16.04.2 | Not reported | USN-3374-1 | Not reported |
| Ubuntu | rabbitmq-server | deb | 14.04 | 3.2.4-1ubuntu0.1 | Not reported | UBUNTU-CVE-2016-9877 | Not reported |
| Ubuntu | rabbitmq-server | deb | 16.04 | 3.5.7-1ubuntu0.16.04.2 | Not reported | UBUNTU-CVE-2016-9877 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [rabbitmq-server]Fixed
Details (4)
3.10.8-1.1+deb12u1· all · bookwormFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · bookworm; dsa · rabbitmq-server · debian · 12
3.10.8-1.1+deb12u1· all · bookwormFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · bookworm; dsa · rabbitmq-server · debian · 12
3.10.8-1.1+deb12u1· all · bookworm-securityFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · bookworm; dsa · rabbitmq-server · debian · 12
3.10.8-1.1+deb12u1· all · bookworm-securityFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · bookworm; dsa · rabbitmq-server · debian · 12
[Debian 13 (Trixie)]
- [rabbitmq-server]Fixed
Details (2)
4.0.5-6+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · 13
4.0.5-6+deb13u2· all · trixieFixed · Fixed:
3.6.6-1dsa · rabbitmq-server · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_11294-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2016-9877]
- [https://osv.dev/vulnerability/DSA-3761-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2016-9877]
- [https://osv.dev/vulnerability/USN-3374-1]
- [https://security-tracker.debian.org/tracker/CVE-2016-9877]
- [https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-9877.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]