Description
A security vulnerability has been detected in TRENDnet TEW-821DAP 1.12B01. Impacted is the function auto_update_firmware of the component Firmware Udpate. The manipulation of the argument str leads to buffer overflow. The attack may be initiated remotely. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| TRENDnet | TEW-821DAP | 1.12B01 | — |
References
- VDB-360564 | TRENDnet TEW-821DAP Firmware Udpate auto_update_firmware buffer overflow vdb-entry technical-description
- VDB-360564 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #806214 | Trendnet TEW-821DAP v1.12B01 CWE-120 Buffer Copy without Checking Size of Input third-party-advisory
- https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_BO.md patch