A vulnerability was found in Tenda AC18 15.03.05.05 and classified as critical. Affected by this issue is the function R7WebsSecurityHandler. The manipulation of the argument password 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-257000. 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.257000 | third party advisory vdb entry technical description |
| https://vuldb.com/?ctiid.257000 | signature vdb entry permissions required |
| https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/R7WebsSecurityHandler.md | exploit broken link |