Access Restriction Bypass

Affecting org.apache.kafka:kafka-clients artifact, versions [0.11.0.0, 2.1.1)

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Overview

org.apache.kafka:kafka-clients is a streaming platform that can publish and subscribe to streams of records, store streams of records in a fault-tolerant durable way, and process streams of records as they occur.

Affected versions of this package are vulnerable to Access Restriction Bypass. It was 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.

Remediation

Upgrade org.apache.kafka:kafka-clients to version 2.1.1 or higher.

References

CVSS Score

5.4
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    Low
  • Availability
    None
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Credit
Unknown
CVE
CVE-2018-17196
CWE
CWE-284
Snyk ID
SNYK-JAVA-ORGAPACHEKAFKA-451568
Disclosed
11 Jul, 2019
Published
12 Jul, 2019