CVEvulnerability
CVE-2021-28152
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-05-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-287
Description
Hongdian H8922 3.0.5 devices have an undocumented feature that allows access to a shell as a superuser. To connect, the telnet service is used on port 5188 with the default credentials of root:superzxmn.
Affected configurations
• hongdian h8922 firmware 3.0.5
Related
Weakness · CWE (1)
- CWE-287 Improper Authentication weakness
References
- http://en.hongdian.com/Products/Details/H8922 Product, Vendor Advisory
- https://ssd-disclosure.com/ssd-advisory-hongdian-h8922-multiple-vulnerabilities/ Exploit, Third Party Advisory
- http://en.hongdian.com/Products/Details/H8922 Product, Vendor Advisory
- https://ssd-disclosure.com/ssd-advisory-hongdian-h8922-multiple-vulnerabilities/ Exploit, Third Party Advisory