A vulnerability, which was classified as critical, was found in Belkin F9K1122 1.00.33. This affects the function formPPPoESetup of the file /goform/formPPPoESetup of the component webs. The manipulation of the argument pppUserName leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| https://vuldb.com/?id.315003 | technical description vdb entry third party advisory |
| https://vuldb.com/?ctiid.315003 | permissions required signature |
| https://vuldb.com/?submit.603697 | vdb entry third party advisory |
| https://github.com/wudipjq/my_vuln/blob/main/Belkin/vuln_8/8.md | related third party advisory exploit |
| https://github.com/wudipjq/my_vuln/blob/main/Belkin/vuln_8/8.md#poc | third party advisory exploit |