CVE-2021-4040

Broker: Malformed message can result in partial DoS (OOM)

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A flaw was found in AMQ Broker. This issue can cause a partial interruption to the availability of AMQ Broker via an Out of memory (OOM) condition. This flaw allows an attacker to partially disrupt availability to the broker through a sustained attack of maliciously crafted messages. The highest threat from this vulnerability is system availability.

Se ha encontrado un fallo en AMQ Broker. Este problema puede causar una interrupción parcial de la disponibilidad de AMQ Broker por medio de una condición de Out of memory (OOM). Este fallo permite a un atacante interrumpir parcialmente la disponibilidad del broker mediante un ataque sostenido de mensajes maliciosamente diseñados. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema.

*Credits: N/A

CVSS Scores

NISTv3.1 5.3

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-02 CVE Reserved
2022-06-20 CVE Published
2024-07-10 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-400: Uncontrolled Resource Consumption
CWE-787: Out-of-bounds Write

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://github.com/apache/activemq-artemis/pull/3871/commits	2022-08-29
https://issues.apache.org/jira/browse/ARTEMIS-3593	2022-08-29

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2021-4040	2022-06-16
https://bugzilla.redhat.com/show_bug.cgi?id=2028254	2022-06-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"		Amq Broker Search vendor "Redhat" for product "Amq Broker"				< 7.10.0 Search vendor "Redhat" for product "Amq Broker" and version " < 7.10.0"		-		Affected
Apache Search vendor "Apache"		Activemq Artemis Search vendor "Apache" for product "Activemq Artemis"				< 2.19.1 Search vendor "Apache" for product "Activemq Artemis" and version " < 2.19.1"		-		Affected