Description
A vulnerability was found in TOTOLINK A3300R 17.0.0cu.557_B20221024 and classified as critical. Affected by this issue is the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-273254 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TOTOLINK | A3300R | 17.0.0cu.557_B20221024 | — |
References
- VDB-273254 | TOTOLINK A3300R cstecgi.cgi UploadCustomModule buffer overflow vdb-entry technical-description
- VDB-273254 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #378351 | TOTOLINK A3300R V17.0.0cu.557_B20221024 Buffer Overflow third-party-advisory
- https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3300R/UploadCustomModule.md exploit