CVE-2021-28152
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductHongdian H8922 Firmware
PublishedMay 6, 2021
First seenMay 6, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hongdian h8922_firmware | 3.0.5 | — |
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