VULNERABILITY INTELLIGENCE

CVE-2021-22116

CVSS score7.5 HIGH

EPSS probability1.39%

CISA KEVNot currently listed

Published2021-06-08

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

RabbitMQ all versions prior to 3.8.16 are prone to a denial of service vulnerability due to improper input validation in AMQP 1.0 client connection endpoint. A malicious user can exploit the vulnerability by sending malicious AMQP messages to the target RabbitMQ instance having the AMQP 1.0 plugin enabled.

Weakness classification

security@vmware.com: CWE-400
nvd@nist.gov: CWE-20

Primary references

security@vmware.com — Mailing List, Third Party Advisory
security@vmware.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory