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 8.0 HIGH
CVSS v2.0 6.8 MEDIUM

8.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.1 / Impact : 5.9

Attack Vector ADJACENT_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
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

21 Nov 2024, 06:36

Type	Values Removed	Values Added
CVSS	v2 : ~~6.8~~ v3 : ~~8.8~~	v2 : 6.8 v3 : 8.0
References	~~() https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml - Vendor Advisory~~	() https://www.zyxel.com/support/forgery-vulnerabilities-of-select-Armor-home-routers.shtml - Vendor Advisory

Information

Published : 2022-02-24 15:15

Updated : 2024-11-21 06:36

NVD link : CVE-2021-4030

Mitre link : CVE-2021-4030

CVE.ORG link : CVE-2021-4030

JSON object : View

Products Affected

zyxel

nbg6817
nbg6816
nbg6817_firmware
nbg6816_firmware

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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