Description
A security vulnerability has been detected in TOTOLINK N600R up to 4.3.0cu.7866_B20220506. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi of the component HTTP Request Handler. Such manipulation of the argument wepkey leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TOTOLINK | N600R | 4.3.0cu.7866_B20220506 | — |
References
- VDB-327381 | TOTOLINK N600R HTTP Request cstecgi.cgi setWiFiBasicConfig buffer overflow vdb-entry technical-description
- VDB-327381 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #666915 | TOTOLINK N600R firmware V4.3.0cu.7866_B20220506 Buffer Overflow third-party-advisory
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md exploit
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/TOTOLINK/wepkey/wepkey.md#reproduce exploit
- https://www.totolink.net/ product