Upstream information
Description
RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The trust-store plugin installs a verify_fun that overrides {bad_cert, unknown_ca} / {bad_cert, selfsigned_peer} when the presented cert "matches" a whitelisted one. The match key is extract_issuer_id/1 -> public_key:pkix_issuer_id/2 -> {IssuerName, SerialNumber} , both fields are taken verbatim from the presented certificate body and contain no public-key, SKI, fingerprint or signature material. is_whitelisted/1 is a pure ets:member lookup; the stored full DER is used only for list/0 display and is never compared against the presented cert. cacerts is [], so the whitelisted cert is never used as a trust anchor for path validation either. TLS client-authentication bypass: an attacker who knows the issuer DN + serial of any whitelisted certificate can connect with a forged self-signed cert. Preconditions include rabbitmq_trust_store plugin enabled and used as the TLS verify_fun Attacker knows or can guess the {Issuer, Serial} of at least one whitelisted cert (non-secret; exposed via CLI/logs/any cert copy). This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0.SUSE information
Overall state of this security issue: Pending
This issue is currently rated as having important severity.
| CVSS detail | SUSE |
|---|---|
| Base Score | 8.1 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality Impact | High |
| Integrity Impact | High |
| Availability Impact | High |
| CVSSv3 Version | 3.1 |
| CVSS detail | CNA (GitHub) | SUSE |
|---|---|---|
| Base Score | 9.1 | 9.2 |
| Vector | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| Attack Vector | Network | Network |
| Attack Complexity | Low | Low |
| Attack Requirements | Present | Present |
| Privileges Required | None | None |
| User Interaction | None | None |
| Vulnerable System Confidentiality Impact | High | High |
| Vulnerable System Integrity Impact | High | High |
| Vulnerable System Availability Impact | None | High |
| Subsequent System Confidentiality Impact | None | None |
| Subsequent System Integrity Impact | None | None |
| Subsequent System Availability Impact | None | None |
| CVSSv4 Version | 4.0 | 4.0 |
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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.
| Product(s) | Source package | State |
|---|---|---|
| Products under general support and receiving all security fixes. | ||
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server 15 SP7 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP7 | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server 16.0 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 16.1 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP7 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP7 | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server for SAP applications 16.0 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP applications 16.1 | rabbitmq-server | Affected |
| openSUSE Leap 16.0 | rabbitmq-server | Affected |
| Products under Long Term Service Pack support and receiving important and critical security fixes. | ||
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5 | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP4 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP5 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP6 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP6 | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server 15 SP4 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP4-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP5 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP5-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP6 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP6 | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server 15 SP6-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP6-LTSS | rabbitmq-server313 | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | rabbitmq-server313 | Affected |
| Products past their end of life and not receiving proactive updates anymore. | ||
| SUSE Enterprise Storage 7 | rabbitmq-server | Affected |
| SUSE Enterprise Storage 7.1 | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2 | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3 | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4 | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | rabbitmq-server | Affected |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP2 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Module for Server Applications 15 SP3 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Real Time 15 SP2 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Real Time 15 SP3 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Real Time 15 SP4 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP2 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP2-BCL | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP2-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP3 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP3-BCL | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server 15 SP3-LTSS | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP2 | rabbitmq-server | Affected |
| SUSE Linux Enterprise Server for SAP Applications 15 SP3 | rabbitmq-server | Affected |
| SUSE Manager Proxy 4.1 | rabbitmq-server | Affected |
| SUSE Manager Proxy 4.2 | rabbitmq-server | Affected |
| SUSE Manager Proxy 4.3 | rabbitmq-server | Affected |
| SUSE Manager Proxy LTS 4.3 | rabbitmq-server | Affected |
| SUSE Manager Retail Branch Server 4.1 | rabbitmq-server | Affected |
| SUSE Manager Retail Branch Server 4.2 | rabbitmq-server | Affected |
| SUSE Manager Retail Branch Server 4.3 | rabbitmq-server | Affected |
| SUSE Manager Retail Branch Server LTS 4.3 | rabbitmq-server | Affected |
| SUSE Manager Server 4.1 | rabbitmq-server | Affected |
| SUSE Manager Server 4.2 | rabbitmq-server | Affected |
| SUSE Manager Server 4.3 | rabbitmq-server | Affected |
| SUSE Manager Server LTS 4.3 | rabbitmq-server | Affected |
| openSUSE Leap 15.3 | rabbitmq-server | Affected |
| openSUSE Leap 15.4 | rabbitmq-server | Affected |
| openSUSE Leap 15.5 | rabbitmq-server | Affected |
| openSUSE Leap 15.6 | rabbitmq-server | Affected |
| openSUSE Leap 15.6 | rabbitmq-server313 | Affected |
SUSE Timeline for this CVE
CVE page created: Thu Sep 24 15:37:06 2026CVE page last modified: Thu Sep 24 17:36:38 2026