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CVE-2021-4029

nvd nist
Published: Feb 24, 2022Modified: Nov 21, 2024

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8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD

Description

A command injection vulnerability in the CGI program of the Zyxel ARMOR Z1/Z2 firmware could allow an attacker to execute arbitrary OS commands via a LAN interface.

Affected (2)

Zyxel
2 products
Nbg6816 Firmware
Nbg6817 Firmware
Configuration A
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Nbg6816 Firmware
Version 1.00(aawb.10)c0
Running on/withPlatform Versions
Zyxel
Nbg6816
All versions
Configuration B
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Nbg6817 Firmware
Before 1.00\(abcs.11\)c0
Running on/withPlatform Versions
Zyxel
Nbg6817
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 (2)

Source: security@zyxel.com.tw
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.