Description
A flaw has been found in Comfast CF-WR631AX V3 up to 2.7.0.8. This issue affects the function system of the file /cgi-bin/mbox-config?section=ping_config of the component API Endpoint. This manipulation of the argument destination causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Comfast | CF-WR631AX V3 | 2.7.0.0, 2.7.0.1, 2.7.0.2, 2.7.0.3, 2.7.0.4, 2.7.0.5, 2.7.0.6, 2.7.0.7, 2.7.0.8 | — |
References
- VDB-372608 | Comfast CF-WR631AX V3 API Endpoint mbox-config system os command injection vdb-entry technical-description
- VDB-372608 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-12814 | CVE Analysis and Report third-party-advisory
- Submit #837561 | COMFAST CF-WR631AX V3-V2.7.0.8 OS Command Injection third-party-advisory
- https://github.com/0xcc12138/COMFAST-CF-WR631AX-Router-Backend-Command-Injection-RCE-Analysis-Report exploit