Authentication Bypass

Affecting com.alibaba.nacos:nacos-common artifact, versions [,1.4.1)

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Overview

com.alibaba.nacos:nacos-common is a service discovery, configuration and service management platform for building cloud native applications.

Affected versions of this package are vulnerable to Authentication Bypass. The ConfigOpsController lets the user perform management operations like querying the database or even wiping it out. While the /data/remove endpoint is properly protected with the @Secured annotation, the /derby endpoint is not protected and can be openly accessed by unauthenticated users.

Remediation

Upgrade com.alibaba.nacos:nacos-common to version 1.4.1 or higher.

References

CVSS Score

8.1
high severity
  • Attack Vector
    Network
  • Attack Complexity
    High
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Credit
Unknown
CVE
CVE-2021-29442
CWE
CWE-287
Snyk ID
SNYK-JAVA-COMALIBABANACOS-1277195
Disclosed
27 Apr, 2021
Published
28 Apr, 2021