CVE-2021-4030

A cross-site request forgery vulnerability in the HTTP daemon of the Zyxel ARMOR Z1/Z2 firmware could allow an attacker to execute arbitrary commands if they coerce or trick a local user to visit a compromised website with malicious scripts.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:zyxel:nbg6816_firmware:1.00\(aawb.10\)c0:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nbg6816:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:zyxel:nbg6817_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:nbg6817:-:*:*:*:*:*:*:*

History

02 Mar 2022, 15:54

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 8.8
First Time		Zyxel nbg6817 Firmware Zyxel Zyxel nbg6816 Firmware Zyxel nbg6817 Zyxel nbg6816
CPE		cpe:2.3:h:zyxel:nbg6816:-:::::::* cpe:2.3:h:zyxel:nbg6817:-:::::::* cpe:2.3:o:zyxel:nbg6817_firmware:::::::: cpe:2.3:o:zyxel:nbg6816_firmware:1.00\(aawb.10\)c0:::::::*
CWE		CWE-352
References	~~(CONFIRM) https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml -~~	(CONFIRM) https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml - Vendor Advisory

24 Feb 2022, 16:02

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-02-24 15:15

Updated : 2023-12-10 14:22

NVD link : CVE-2021-4030

Mitre link : CVE-2021-4030

CVE.ORG link : CVE-2021-4030

JSON object : View

Products Affected

zyxel

nbg6817
nbg6817_firmware
nbg6816_firmware
nbg6816

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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