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Servers and applications

CVE-2022-34917

A security vulnerability has been identified in Apache Kafka. It affects all releases since 2.8.0. The vulnerability allows malicious unauthenticated clients to allocate large amounts of memory on brokers. This can lead to brokers hitting OutOfMemoryException and causing denial of service. Example scenarios: - Kafka cluster without authentication: Any clients able to establish a network…

Severity
High 7.5
Published
20 Sept 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
2.8.2, 3.0.2, 3.1.2, 3.2.3
Sources
NVD

Affected software

SoftwareAffected versions
Apache KafkaServers and applications · cpe:a:apache:kafka
  • From 2.8.0 before 2.8.2
  • From 3.0.0 before 3.0.2
  • From 3.1.0 before 3.1.2
  • From 3.2.0 before 3.2.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-34917
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-34917