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CVE-2021-4040

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Date: August 24, 2022

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.

Language: Java

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2021-4040
https://github.com/apache/activemq-artemis/pull/3871
https://bugzilla.redhat.com/show_bug.cgi?id=2028254
https://github.com/apache/activemq-artemis/pull/3871/commits
https://github.com/apache/activemq-artemis/pull/3871/commits/153d2e9a979aead8dff95fbc91d659ecc7d0fb82
https://access.redhat.com/security/cve/CVE-2021-4040
https://github.com/apache/activemq-artemis/pull/3862
https://github.com/apache/activemq-artemis
https://issues.apache.org/jira/browse/ARTEMIS-3593
https://www.mend.io/vulnerability-database/CVE-2021-4040

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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