9.8
CVSSv3

CVE-2021-33315

Published: 11/05/2022 Updated: 12/07/2022
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

The TRENDnet TI-PG1284i switch(hw v2.0R) prior to version 2.0.2.S0 suffers from an integer underflow vulnerability. This vulnerability exists in its lldp related component. Due to lack of proper validation on length field of PortID TLV, by sending a crafted lldp packet to the device, integer underflow would occur and the negative number will be passed to memcpy() later, which may cause buffer overflow or invalid memory access.

Vulnerability Trend

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trendnet ti-pg1284i_firmware

trendnet ti-g102i_firmware -

trendnet ti-g160i_firmware -

trendnet ti-g642i_firmware -

trendnet ti-pg102i_firmware -

trendnet ti-pg541i_firmware -

trendnet ti-rp262i_firmware -

trendnet teg-30102ws_firmware -

trendnet tpe-30102ws_firmware -