CVE-2021-33317
Last modified
CVE-2021-33317 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 0.85% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Trendnet | Ti-Pg1284i Firmware | < 2.0.2.s0 |
| Trendnet | Ti-G102i Firmware | All versions |
| Trendnet | Ti-G160i Firmware | All versions |
| Trendnet | Ti-G642i Firmware | All versions |
| Trendnet | Ti-Pg102i Firmware | All versions |
| Trendnet | Ti-Pg541i Firmware | All versions |
| Trendnet | Ti-Rp262i Firmware | All versions |
| Trendnet | Teg-30102ws Firmware | All versions |
| Trendnet | Tpe-30102ws Firmware | All versions |
References
- https://www.trendnet.com/support/view.asp?cat=4&id=81Patch, Vendor Advisory
- https://www.trendnet.com/support/view.asp?cat=4&id=81Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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