CVE-2021-33317
7.5 · HIGHOverview
CVE-2021-33317 is a high-severity vulnerability affecting trendnet ti-pg1284i_firmware. It was published on May 11, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from trendnet. Update ti-pg1284i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| trendnet | ti-pg1284i_firmware | >= 0, < 2.0.2.s0 | Affected |
Frequently Asked Questions
What is CVE-2021-33317?
CVE-2021-33317 is a high-severity vulnerability affecting trendnet ti-pg1284i_firmware. It was published on May 11, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-33317?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-33317?
Check the references section for vendor advisories and patches from trendnet. Update ti-pg1284i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-33317?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-33317 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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