CVE-2021-27738 Information

Description

All request mappings in StreamingCoordinatorController.java handling /kylin/api/streaming_coordinator/ REST API endpoints did 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 versions prior to 3.1.2.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://lists.apache.org/thread/vkohh0to2vzwymyb2x13fszs3cs3vd70 http://www.openwall.com/lists/oss-security/2022/01/06/6

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5