CVE-2021-35028

A command injection vulnerability in the CGI program of the Zyxel VPN2S firmware version 1.12 could allow an authenticated, local user to execute arbitrary OS commands.

CVSS v3 7.3 HIGH
CVSS v2.0 7.2 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 0.7 / Impact : 6.0

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.zyxel.com/support/Zyxel_security_advisory_for_directory_traversal_and_command_injection_vulnerabilities_of_VPN2S_Firewall.shtml	Patch Vendor Advisory
https://www.zyxel.com/support/Zyxel_security_advisory_for_directory_traversal_and_command_injection_vulnerabilities_of_VPN2S_Firewall.shtml	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:zyxel:zywall_vpn2s_firmware:1.12\(abln.0\)c0:*:*:*:*:*:*:*

cpe:2.3:h:zyxel:zywall_vpn2s:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:11

Type	Values Removed	Values Added
CVSS	v2 : ~~7.2~~ v3 : ~~7.8~~	v2 : 7.2 v3 : 7.3
References	~~() https://www.zyxel.com/support/Zyxel_security_advisory_for_directory_traversal_and_command_injection_vulnerabilities_of_VPN2S_Firewall.shtml - Patch, Vendor Advisory~~	() https://www.zyxel.com/support/Zyxel_security_advisory_for_directory_traversal_and_command_injection_vulnerabilities_of_VPN2S_Firewall.shtml - Patch, Vendor Advisory

Information

Published : 2021-09-29 11:15

Updated : 2024-11-21 06:11

NVD link : CVE-2021-35028

Mitre link : CVE-2021-35028

CVE.ORG link : CVE-2021-35028

JSON object : View

Products Affected

zyxel

zywall_vpn2s_firmware
zywall_vpn2s

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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