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  5. CVE-2021-43116

CVE-2021-43116: Improper Authentication

July 5, 2022 (updated April 3, 2023)

An Access Control vulnerability exists in Nacos 2.0.3 in the access prompt page; enter username and password, click on login to capture packets and then change the returned package, which lets a malicious user login.

References

  • github.com/alibaba/nacos/issues/7127
  • github.com/alibaba/nacos/issues/7182
  • nvd.nist.gov/vuln/detail/CVE-2021-43116

Code Behaviors & Features

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Affected versions

All versions up to 2.0.3

Fixed versions

  • 2.0.4

Solution

Upgrade to version 2.0.4 or above.

Impact 8.8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-287: Improper Authentication

Source file

maven/com.alibaba.nacos/nacos-api/CVE-2021-43116.yml

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