Vulnerability identifier: #VU21213

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Kafka
Client/Desktop applications / Messaging software

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated attacker with permission to create topics can unexpectedly terminate a cluster of Kafka server processes with the specially crafted topic names.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Kafka: 2.2.0, 0.8.0 - 0.8.2.2, 0.11.0.0 - 0.11.0.3, 1.1.0 - 1.1.1, 1.0.0 - 1.0.2, 0.9.0.0 - 0.9.0.1, 2.1.0 - 2.1.1, 2.0.0 - 2.0.1, 0.10.0.0 - 0.10.2.2

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External links
http://www.tibco.com/support/advisories/2019/06/tibco-security-advisory-june-11-2019-apache-kafka

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.