A vulnerability was found in Tenda 4G300 1.01.42. It has been classified as critical. This affects the function sub_4260F0. The manipulation of the argument upfilen leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-261987. 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.261987 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.261987 | signature vdb entry permissions required |
| https://vuldb.com/?submit.318987 | third party advisory vdb entry |
| https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/G3/4G300/sub_4260F0.md | related third party advisory exploit |