CVE-2023-22913

Published: Apr 24, 2023Modified: Nov 21, 2024

8.1

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Exploitability: 2.8 / Impact: 5.2

Source: NVD

Description

A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker to modify device configuration data, resulting in denial-of-service (DoS) conditions on an affected device.

Affected (11)

Products: Zyxel: Usg Flex 100 Firmware, Usg Flex 100w Firmware, Usg Flex 200 Firmware, Usg Flex 50 Firmware, Usg Flex 50w Firmware, Usg Flex 500 Firmware, Usg Flex 700 Firmware, Vpn100 Firmware, Vpn1000 Firmware, Vpn300 Firmware, Vpn50 Firmware

Zyxel

11 products

Usg Flex 100 Firmware

Usg Flex 100w Firmware

Usg Flex 200 Firmware

Usg Flex 50 Firmware

Usg Flex 50w Firmware

Usg Flex 500 Firmware

Usg Flex 700 Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 100 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 100	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 100w Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 100w	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 200 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 200	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 50 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 50	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 50w Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 50w	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 500 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 500	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg Flex 700 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Usg Flex 700	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Vpn100 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Vpn100	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Vpn1000 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Vpn1000	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Vpn300 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Vpn300	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Vpn50 Firmware	From 4.50 to 5.35

Running on/with	Platform Versions
Zyxel Vpn50	All versions

Related CWEs

CWE-77

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

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

References (2)

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps

Source: security@zyxel.com.tw

Vendor Advisory

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.