Vulnerability · Published Aug 24, 2022 · Assigned by redhat
CVE-2021-4040
Medium 5.3
In plain English
A medium-severity uncontrolled resource consumption in AMQ Broker. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.2% (higher than 88% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)3.2%top 11.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.apache.activemq:artemis-core-client | 2.19.1 | GHSA-gf8c-j759-86mg |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | AMQ Broker | Fixed in v2.19.1, v2.20.0 |
Weakness: CWE-400
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2028254 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2021-4040 x_refsource_MISC
- https://issues.apache.org/jira/browse/ARTEMIS-3593 x_refsource_MISC
- https://github.com/apache/activemq-artemis/pull/3871/commits x_refsource_MISC