Submit #842381: Trendnet TEW-821DAP v1.12B01 CWE-120 Buffer Copy without Checking Size of Input ('Classic Bufinfo

TitelTrendnet TEW-821DAP v1.12B01 CWE-120 Buffer Copy without Checking Size of Input ('Classic Buf
BeschreibungDuring the firmware udpate process, there is buffer overflow vulnerability in the function sub_41EC14 of program ssi. In the construction of nslookup command, the command string is written into a buffer with size of 2 bytes。 However, the size of the command string "nslookup ${host} > /tmp/nslookup" is 33 bytes. Therefore, a buffer overflow vulnerability occurs without any external input.
Quelle⚠️ https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_BO3.md
Benutzer
 IOT_Res (UID 81722)
Einreichung29.05.2026 08:54 (vor 1 Monat)
Moderieren11.07.2026 12:12 (1 month later)
StatusAkzeptiert
VulDB Eintrag377791 [TRENDnet TEW-821DAP 1.12B01 ssi /goform/tools_nslookup sub_41EC14 Pufferüberlauf]
Punkte20

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