CVE-2021-22117
Published: 18 May 2021
Summary
CVE-2021-22117 is a high-severity Code Injection (CWE-94) vulnerability in Broadcom Rabbitmq Server. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 27.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-9275
Vulnerability details
RabbitMQ installers on Windows prior to version 3.8.16 do not harden plugin directory permissions, potentially allowing attackers with sufficient local filesystem permissions to add arbitrary plugins.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Overrides or renders irrelevant incorrect permission assignments on critical executable resources by using hardware-level immutability.
Procedures support proper permission assignment for critical resources through documented controls.
Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.
Prevents overly permissive assignments to critical resources by limiting to task needs.
Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.
Training on permission management reduces incorrect permission assignments for critical resources.
Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.
Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.