Arch Linux Security Advisory ASA-202106-17

Severity: Medium
Date : 2021-06-01
CVE-ID : CVE-2021-22116
Package : rabbitmq
Type : denial of service
Remote : Yes
Link : https://security.archlinux.org/AVG-1966

Summary

The package rabbitmq before version 3.8.16-1 is vulnerable to denial of
service.

Resolution

Upgrade to 3.8.16-1.

pacman -Syu “rabbitmq>=3.8.16-1”

The problem has been fixed upstream in version 3.8.16.

Workaround

None.

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.

An attacker can exploit the vulnerability by sending malicious AMQP
messages to the target RabbitMQ instance having the AMQP 1.0 plugin
enabled.

Impact

A remote attacker could crash the RabbitMQ server through crafted AMQP
messages.

References

https://tanzu.vmware.com/security/cve-2021-22116
https://security.archlinux.org/CVE-2021-22116