CVE-2021-26747
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Netis WF2780 2.3.40404 and WF2411 1.1.29629 devices allow Shell Metacharacter Injection into the ping command, leading to remote code execution.
Los dispositivos Netis WF2780 versión 2.3.40404 y WF2411 versión 1.1.29629, permiten una inyección de metacaracteres de Shell en el comando ping, conllevando a una ejecución de código remota
*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
- 2021-02-05 CVE Reserved
- 2021-02-18 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/yhstar00/netis-route | 2024-08-03 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://www.netis-systems.com.tw | 2021-02-24 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Netis-systems Search vendor "Netis-systems" | Wf2780 Firmware Search vendor "Netis-systems" for product "Wf2780 Firmware" | 2.3.40404 Search vendor "Netis-systems" for product "Wf2780 Firmware" and version "2.3.40404" | - |
Affected
| in | Netis-systems Search vendor "Netis-systems" | Wf2780 Search vendor "Netis-systems" for product "Wf2780" | - | - |
Safe
|
| Netis-systems Search vendor "Netis-systems" | Wf2411 Firmware Search vendor "Netis-systems" for product "Wf2411 Firmware" | 1.1.29629 Search vendor "Netis-systems" for product "Wf2411 Firmware" and version "1.1.29629" | - |
Affected
| in | Netis-systems Search vendor "Netis-systems" | Wf2411 Search vendor "Netis-systems" for product "Wf2411" | - | - |
Safe
|