TRENDnet TI-PG1284i prior 2.0.2.S0 lldp memcpy integer underflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

A vulnerability was found in TRENDnet TI-PG1284i. It has been declared as critical. Affected by this vulnerability is the function memcpy of the component lldp. The manipulation with an unknown input leads to a integer underflow vulnerability. The CWE definition for the vulnerability is CWE-191. The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 05/12/2022. It is possible to read the advisory at trendnet.com. This vulnerability is known as CVE-2021-33316 since 05/20/2021. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.0.2.S0 eliminates this vulnerability.

Productinfo

Vendor

TRENDnet

Name

TI-PG1284i

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer underflow
CWE: CWE-191 / CWE-189
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: TI-PG1284i 2.0.2.S0

Timelineinfo

05/20/2021 🔍
05/12/2022 +357 days 🔍
05/12/2022 +0 days 🔍
05/14/2022 +2 days 🔍

Sourcesinfo

Advisory: trendnet.com
Status: Confirmed

CVE: CVE-2021-33316 (🔍)

Entryinfo

Created: 05/12/2022 12:04 PM
Updated: 05/14/2022 02:00 PM
Changes: 05/12/2022 12:04 PM (39), 05/14/2022 02:00 PM (1)
Complete: 🔍