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kafka: Apache Kafka: SCRAM authentication vulnerable to replay attacks when used without encryption

🗓️ 01 Aug 2025 17:42:40Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

Kafka SCRAM authentication vulnerable to replay attacks on plaintext channels due to nonce verification flaw.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: A vulnerability in Logstash shipped with IBM Operations Analytics - Log Analysis (CVE-2024-56128)
23 Apr 202506:16
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in Apache Kafka's SCRAM implementation affects watsonx.data
22 Apr 202503:34
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities in IBM Event Streams
14 May 202516:46
–ibm
BDU FSTEC		The vulnerability of the Salted Challenge Response Authentication Mechanism (SCRAM) in Apache Kafka message dispatchers allows attackers to circumvent security restrictions and gain unauthorized access to protected information.
3 Jan 202500:00
–bdu_fstec
Broadcom		Multiple Vulnerabilities in Apache Kafka
27 Jan 202600:00
–broadcom
Chainguard		CVE-2024-56128 vulnerabilities
7 Jul 202519:16
–cgr
Circl		CVE-2024-56128
18 Dec 202413:38
–circl
CNNVD		Apache Kafka 安全漏洞
18 Dec 202400:00
–cnnvd
CVE		CVE-2024-56128
18 Dec 202413:38
–cve
Cvelist		CVE-2024-56128 Apache Kafka: SCRAM authentication vulnerable to replay attacks when used without encryption
18 Dec 202413:38
–cvelist
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Node
AND
redhatamq_streamsRange<3.0el9
redhatenterprise_linux

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20 Jul 2026 17:33Current
7.3High risk
Vulners AI Score7.3
CVSS 3.15.3
EPSS0.00795
SSVC
CWE-303
Apache KafkaSalted Challenge Responsenonce verification flawplaintext channelsreplay attacks
6