CVE-2021-22116

2021-06-0800:00:00

ubuntu.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

49.0%

JSON

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.

Notes

Author	Note
leosilva	code affected in bionic is in deps/rabbitmq_amqp1_0/src/rabbit_amqp1_0_binary_parser.erl in xenial in plugins-src/rabbitmq-amqp1.0/src/rabbit_amqp1_0_binary_parser.erl.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchrabbitmq-server< 3.6.10-1ubuntu0.5UNKNOWN
ubuntu20.04noarchrabbitmq-server< 3.8.2-0ubuntu1.3UNKNOWN
ubuntu20.10noarchrabbitmq-server< 3.8.5-1ubuntu0.2UNKNOWN
ubuntu21.04noarchrabbitmq-server< 3.8.9-2ubuntu0.1UNKNOWN
ubuntu21.10noarchrabbitmq-server< 3.8.9-3ubuntu1UNKNOWN
ubuntu22.04noarchrabbitmq-server< 3.8.9-3ubuntu1UNKNOWN
ubuntu16.04noarchrabbitmq-server< 3.5.7-1ubuntu0.16.04.4+esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	rabbitmq-server	< 3.6.10-1ubuntu0.5	UNKNOWN
ubuntu	20.04	noarch	rabbitmq-server	< 3.8.2-0ubuntu1.3	UNKNOWN
ubuntu	20.10	noarch	rabbitmq-server	< 3.8.5-1ubuntu0.2	UNKNOWN
ubuntu	21.04	noarch	rabbitmq-server	< 3.8.9-2ubuntu0.1	UNKNOWN
ubuntu	21.10	noarch	rabbitmq-server	< 3.8.9-3ubuntu1	UNKNOWN
ubuntu	22.04	noarch	rabbitmq-server	< 3.8.9-3ubuntu1	UNKNOWN
ubuntu	16.04	noarch	rabbitmq-server	< 3.5.7-1ubuntu0.16.04.4+esm1	UNKNOWN