CVE-2021-28843
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Null Pointer Dereference vulnerability exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03 by sending the POST request to apply_cgi with an unknown action name.
Se presenta una vulnerabilidad de Desreferencia de Puntero Null en TRENDnet TEW-755AP versión 1.11B03, TEW-755AP2KAC versión 1.11B03, TEW-821DAP2KAC versión 1.11B03 y TEW-825DAP versión 1.11B03, mediante el envío de una petición POST a apply_cgi con un nombre de acción desconocido
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-03-19 CVE Reserved
- 2021-08-10 CVE Published
- 2024-04-25 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (1)
| URL | Tag | Source |
|---|---|---|
| https://github.com/zyw-200/EQUAFL/blob/main/TRENDnet%20ticket.pdf | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Trendnet Search vendor "Trendnet" | Tew-755ap Firmware Search vendor "Trendnet" for product "Tew-755ap Firmware" | 1.11b03 Search vendor "Trendnet" for product "Tew-755ap Firmware" and version "1.11b03" | - |
Affected
| in | Trendnet Search vendor "Trendnet" | Tew-755ap Search vendor "Trendnet" for product "Tew-755ap" | - | - |
Safe
|
| Trendnet Search vendor "Trendnet" | Tew-755ap2kac Firmware Search vendor "Trendnet" for product "Tew-755ap2kac Firmware" | 1.11b03 Search vendor "Trendnet" for product "Tew-755ap2kac Firmware" and version "1.11b03" | - |
Affected
| in | Trendnet Search vendor "Trendnet" | Tew-755ap2kac Search vendor "Trendnet" for product "Tew-755ap2kac" | - | - |
Safe
|
| Trendnet Search vendor "Trendnet" | Tew-821dap2kac Firmware Search vendor "Trendnet" for product "Tew-821dap2kac Firmware" | 1.11b03 Search vendor "Trendnet" for product "Tew-821dap2kac Firmware" and version "1.11b03" | - |
Affected
| in | Trendnet Search vendor "Trendnet" | Tew-821dap2kac Search vendor "Trendnet" for product "Tew-821dap2kac" | - | - |
Safe
|
| Trendnet Search vendor "Trendnet" | Tew-825dap Firmware Search vendor "Trendnet" for product "Tew-825dap Firmware" | 1.11b03 Search vendor "Trendnet" for product "Tew-825dap Firmware" and version "1.11b03" | - |
Affected
| in | Trendnet Search vendor "Trendnet" | Tew-825dap Search vendor "Trendnet" for product "Tew-825dap" | - | - |
Safe
|