id: CVE-2021-34370

info:
  name: Accela Civic Platform <=21.1 - Cross-Site Scripting
  author: 0x_Akoko
  severity: medium
  description: Accela Civic Platform through 21.1 contains a cross-site scripting vulnerability via  ssoAdapter/logoutAction.do successURL.
  remediation: |
    Upgrade to a patched version of Accela Civic Platform (version >21.1) that includes proper input validation and sanitization.
  reference:
    - https://www.exploit-db.com/exploits/49990
    - https://www.accela.com/civic-platform/
    - https://gist.github.com/0xx7/7e9f1b725f7ff98b9239d3cb027b7dc8
    - https://nvd.nist.gov/vuln/detail/CVE-2021-34370
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-34370
    cwe-id: CWE-79
    epss-score: 0.00183
    epss-percentile: 0.55411
    cpe: cpe:2.3:a:accela:civic_platform:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: accela
    product: civic_platform
  tags: xss,redirect,cve,cve2021,accela,edb

http:
  - method: GET
    path:
      - "{{BaseURL}}/ssoAdapter/logoutAction.do?servProvCode=SAFVC&successURL=https://interact.sh/"

    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)?(?:[a-zA-Z0-9\-_\.@]*)interact\.sh.*$'

# digest: 4a0a0047304502201483598f06af4e6dbea06b9748840945166e0fa71bc4dc6c9d3e125d05a7a0d5022100ab1d95a0d1ff52f4ecfe977592f7aa145d0de15e5655be47820655ba8048d0a4:922c64590222798bb761d5b6d8e72950