Description
A vulnerability has been found in WAVLINK WN553X1-B 260403_2.0.0. This affects the function sub_4162A8 of the file /bin/ioos of the component ovpn_file Handler. Such manipulation of the argument file_id leads to os command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| WAVLINK | WN553X1-B | 260403_2.0.0 | — |
References
- VDB-429597 | WAVLINK WN553X1-B ovpn_file ioos sub_4162A8 os command injection vdb-entry technical-description
- VDB-429597 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-120238 | CVE Analysis and Report third-party-advisory
- Submit #919248 | Wavlink Router Firmware V260403_2.0.0 Command Injection third-party-advisory
- https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK%20WN553X1-B%20Router/WAVLINK_WN553X1-B_ovpn_file_command_injection.md exploit