A vulnerability was found in Tenda i21 1.0.0.14(4656) and classified as critical. Affected by this issue is the function formWifiMacFilterGet. The manipulation of the argument index leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-263084. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
The product writes data past the end, or before the beginning, of the intended buffer.
| Link | Tags |
|---|---|
| https://vuldb.com/?id.263084 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.263084 | signature third party advisory vdb entry permissions required |
| https://vuldb.com/?submit.323605 | third party advisory vdb entry |
| https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formWifiMacFilterGet.md | exploit broken link |