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List:       oss-security
Subject:    [oss-security] CVE-2018-17196: Potential to bypass transaction/idempotent ACL checks in Apache Kafka
From:       Jason Gustafson <jason () confluent ! io>
Date:       2019-07-10 21:25:40
Message-ID: CAJDuW=AhXUDhK4Xo-rZbUT2JhaYkaJDx2-f0N5R-E+KMWjmSpQ () mail ! gmail ! com
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CVE-2018-17196: Potential to bypass transaction/idempotent ACL checks in
Apache Kafka

Severity: Moderate

Vendor: The Apache Software Foundation

Versions Affected: Apache Kafka 0.11.0.0 - 2.1.0

Description: It is possible to manually craft a Produce request which
bypasses transaction/idempotent ACL validation. Only authenticated clients
with Write permission on the respective topics are able to exploit this
vulnerability.

Mitigation: Apache Kafka users should upgrade to 2.1.1 or later where this
vulnerability has been fixed.

Acknowledgements: This issue was reported by Jason Gustafson


Regards,
Jason


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