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CVE-2021-26747

nvd nist
Published: Feb 18, 2021Modified: Jun 17, 2026

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

Netis WF2780 2.3.40404 and WF2411 1.1.29629 devices allow Shell Metacharacter Injection into the ping command, leading to remote code execution.

Affected (2)

Netis Systems
2 products
Wf2780 Firmware
Wf2411 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Wf2780 Firmware
Version 2.3.40404
Running on/withPlatform Versions
Netis Systems
Wf2780
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Wf2411 Firmware
Version 1.1.29629
Running on/withPlatform Versions
Netis Systems
Wf2411
All versions

Related CWEs

CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

References (4)

Source: cve@mitre.org
ProductVendor Advisory
Source: cve@mitre.org
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ProductVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.