Zyxel Armor Z1 and Z2 routers command execution | CVE-2021-4029
NAME
Zyxel Armor Z1 and Z2 routers command execution
- Platforms Affected:
Zyxel Armor Z1
Zyxel Armor Z2 - Risk Level:
8.4 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
Zyxel Armor Z1 and Z2 routers could allow a local attacker to execute arbitrary commands on the system, caused by a command injection flaw in the CGI program. By sending a specially-crafted request through the LAN interface, an attacker could exploit this vulnerability to execute arbitrary OS commands on the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Local
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to Zyxel Web site for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4029
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