#VU67489 Resource exhaustion in Apache Kafka - CVE-2022-34917

Vulnerability identifier: #VU67489

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-34917

CWE-ID: CWE-400

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 application does not properly control consumption of internal resources. A remote non-authenticated attacker with ability to establish a network connection with the Apache Kafka broker can consume all available memory resources on the system and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Kafka: 2.8.0 - 2.8.1, 3.0.0 - 3.0.1, 3.1.0 - 3.1.1, 3.2.0 - 3.2.2

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External links
https://seclists.org/oss-sec/2022/q3/210
https://kafka.apache.org/cve-list

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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