CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
Percentile
68.6%
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.
access.redhat.com/security/cve/CVE-2021-4040
bugzilla.redhat.com/show_bug.cgi?id=2028254
github.com/apache/activemq-artemis
github.com/apache/activemq-artemis/pull/3862
github.com/apache/activemq-artemis/pull/3871
github.com/apache/activemq-artemis/pull/3871/commits
github.com/apache/activemq-artemis/pull/3871/commits/153d2e9a979aead8dff95fbc91d659ecc7d0fb82
issues.apache.org/jira/browse/ARTEMIS-3593
nvd.nist.gov/vuln/detail/CVE-2021-4040