Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2022-0342

Severity CVSS v4.0:
Pending analysis
Type:
CWE-287 Authentication Issues
Publication date:
28/03/2022
Last modified:
04/04/2022

Description

An authentication bypass vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.20 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.32 through 5.20, VPN series firmware versions 4.30 through 5.20, and NSG series firmware versions V1.20 through V1.33 Patch 4, which could allow an attacker to bypass the web authentication and obtain administrative access of the device.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:usg40_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:usg40:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg40w_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:usg40w:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg60_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:usg60:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg60w_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:usg60w:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:zywall_110_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:zywall_110:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:zywall_310_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:zywall_310:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:zywall_1100_firmware:*:*:*:*:*:*:*:* 4.20 (including) 4.71 (excluding)
cpe:2.3:h:zyxel:zywall_1100:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg_flex_100_firmware:*:*:*:*:*:*:*:* 4.50 (including) 5.20 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools