CVE-2021-27738: Server-Side Request Forgery (SSRF)

January 6, 2022 (updated January 13, 2022)

All request mappings in StreamingCoordinatorController.java handling /kylin/api/streaming_coordinator/* REST API endpoints does not include any security checks, which allowed an unauthenticated user to issue arbitrary requests, such as assigning/unassigning of streaming cubes, creation/modification and deletion of replica sets, to the Kylin Coordinator. For endpoints accepting node details in HTTP message body, unauthenticated (but limited) server-side request forgery (SSRF) can be achieved. This issue affects Apache Kylin Apache Kylin 3

References

www.openwall.com/lists/oss-security/2022/01/06/6
lists.apache.org/thread/vkohh0to2vzwymyb2x13fszs3cs3vd70
nvd.nist.gov/vuln/detail/CVE-2021-27738

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