CVEvulnerability

CVE-2021-33317

7.5 HIGH Published 2022-05-11 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-05-11
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-476

Description

The TRENDnet TI-PG1284i switch(hw v2.0R) prior to version 2.0.2.S0 suffers from a null pointer dereference vulnerability. This vulnerability exists in its lldp related component. Due to fail to check if ChassisID TLV is contained in the packet, by sending a crafted lldp packet to the device, an attacker can crash the process due to null pointer dereference.

Affected configurations

• trendnet ti-pg1284i firmware (< 2.0.2.s0) • 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

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References