CVE-2023-22916

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

8.1

Vector

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

Exploitability: 2.8 / Impact: 5.2

Source: NVD

Description

The configuration parser of Zyxel ATP series firmware versions 5.10 through 5.35, USG FLEX series firmware versions 5.00 through 5.35, USG FLEX 50(W) firmware versions 5.10 through 5.35, USG20(W)-VPN firmware versions 5.10 through 5.35, and VPN series firmware versions 5.00 through 5.35, which fails to properly sanitize user input. A remote unauthenticated attacker could leverage the vulnerability to modify device configuration data, resulting in DoS conditions on an affected device if the attacker could trick an authorized administrator to switch the management mode to the cloud mode.

Affected (18)

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, Usg 20w Vpn Firmware, Atp100 Firmware, Atp100w Firmware, Atp200 Firmware, Atp500 Firmware, Atp700 Firmware, Atp800 Firmware

Zyxel

18 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 5.00 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 5.00 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 5.00 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 5.00 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 5.10 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 5.00 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 5.00 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 5.00 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 5.00 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 5.00 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 5.00 to 5.35

Running on/with	Platform Versions
Zyxel Vpn50	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Usg 20w Vpn Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Usg 20w Vpn	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp100 Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp100	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp100w Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp100w	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp200 Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp200	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp500 Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp500	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp700 Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp700	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Zyxel Atp800 Firmware	From 5.10 to 5.35

Running on/with	Platform Versions
Zyxel Atp800	All versions

Related CWEs

CWE-20

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

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.