Security readout for executives and security teams
Plain-English summary
CVE-2019-11291 is a low-severity RabbitMQ management issue where certain federation and shovel pages could display attacker-supplied content as script. The attacker must already be authenticated with administrative access, and a user must interact with the affected interface. Business risk is limited but real for environments with shared RabbitMQ administration.
Executive priority
Treat this as routine patching unless RabbitMQ administration is shared with untrusted users or management interfaces are exposed broadly. It should not displace critical remote-code-execution work, but should be closed during the next maintenance window.
Technical view
Affected RabbitMQ 3.7 before 3.7.20 and 3.8 before 3.8.1, plus RabbitMQ for PCF 1.16 before 1.16.7 and 1.17 before 1.17.4, insufficiently sanitize vhost or node name fields on federation and shovel endpoints. This is CWE-79 XSS with CVSS 3.0 score 3.1.
Likely exposure
Exposure is most likely where RabbitMQ management functions are enabled, administrators use federation or shovel endpoints, and untrusted or loosely governed users hold administrative privileges. Internet exposure is not stated in the sources.
Exploitation context
The bundle does not indicate known active exploitation, and KEV is false. Exploitation requires a remote authenticated malicious user with administrative access, high attack complexity, and user interaction. Potential impact is limited confidentiality and integrity exposure around virtual host and policy management information.
Researcher notes
The key constraints are PR:H, UI:R, AC:H, and scope unchanged. Sources describe XSS through vhost or node name fields, with possible access to virtual hosts and policy management information. No public source in the bundle confirms exploitation or provides further technical detail.
Mitigation direction
- Upgrade RabbitMQ to 3.7.20 or later, or 3.8.1 or later.
- Upgrade RabbitMQ for PCF to 1.16.7 or 1.17.4 or later.
- Review Pivotal and Red Hat advisories for environment-specific guidance.
- Restrict RabbitMQ administrative access to trusted operators only.
- Limit management interface exposure to approved administrative networks.
Validation and detection
- Inventory RabbitMQ and RabbitMQ for PCF versions across production and non-production.
- Check whether federation or shovel management endpoints are enabled or used.
- Review who has RabbitMQ administrative privileges.
- Confirm management interfaces are not broadly exposed.
- Verify patched versions after upgrade or platform tile update.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2019-11291 mapping review
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Open ATT&CK lookup- Severity
- Low
- CVSS
- 3.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N0.52.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
3.1LowVector: CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://pivotal.io/security/cve-2019-11291CVE reference · x_refsource_CONFIRM
- RHSA-2020:0553CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.