VDB-199628 · CVE-2021-33317 · GCVE-0-2021-33317

TRENDnet TI-PG1284i prior 2.0.2.S0 lldp null pointer dereference

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in TRENDnet TI-PG1284i. Affected by this vulnerability is an unknown functionality of the component lldp. Such manipulation leads to null pointer dereference. This vulnerability is listed as CVE-2021-33317. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in TRENDnet TI-PG1284i. It has been rated as problematic. Affected by this issue is some unknown functionality of the component lldp. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The weakness was presented 05/12/2022. The advisory is shared for download at trendnet.com. This vulnerability is handled as CVE-2021-33317 since 05/20/2021. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.0.2.S0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

TRENDnet

Name

TI-PG1284i

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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-2021-33317 (🔍)
GCVE (CVE): GCVE-0-2021-33317
GCVE (VulDB): GCVE-100-199628

Entryinfo

Created: 05/12/2022 12:05
Updated: 05/14/2022 14:06
Changes: 05/12/2022 12:05 (38), 05/14/2022 14:06 (1)
Complete: 🔍
Cache ID: 216::103