CVE-2023-28767

HIGH

8.8

Description

The configuration parser fails to sanitize user-controlled input in the Zyxel ATP series firmware versions 5.10 through 5.36, USG FLEX series firmware versions 5.00 through 5.36, USG FLEX 50(W) series firmware versions 5.10 through 5.36, USG20(W)-VPN series firmware versions 5.10 through 5.36, and VPN series firmware versions 5.00 through 5.36. An unauthenticated, LAN-based attacker could leverage the vulnerability to inject some operating system (OS) commands into the device configuration data on an affected device when the cloud management mode is enabled.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorADJACENT_NETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published7/17/2023

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

zyxel:usg_20w-vpnzyxel:usg_20w-vpn_firmwarezyxel:usg_2200-vpnzyxel:usg_2200-vpn_firmwarezyxel:usg_flex_100zyxel:usg_flex_100_firmwarezyxel:usg_flex_100wzyxel:usg_flex_100w_firmwarezyxel:usg_flex_200zyxel:usg_flex_200_firmwarezyxel:usg_flex_50zyxel:usg_flex_500zyxel:usg_flex_500_firmwarezyxel:usg_flex_50_firmwarezyxel:usg_flex_50wzyxel:usg_flex_50w_firmwarezyxel:usg_flex_700zyxel:usg_flex_700_firmwarezyxel:zywall_atp100zyxel:zywall_atp100_firmwarezyxel:zywall_atp100wzyxel:zywall_atp100w_firmwarezyxel:zywall_atp200zyxel:zywall_atp200_firmwarezyxel:zywall_atp500zyxel:zywall_atp500_firmwarezyxel:zywall_atp700zyxel:zywall_atp700_firmwarezyxel:zywall_atp800zyxel:zywall_atp800_firmwarezyxel:zywall_vpn100zyxel:zywall_vpn100_firmwarezyxel:zywall_vpn2szyxel:zywall_vpn2s_firmwarezyxel:zywall_vpn300zyxel:zywall_vpn300_firmwarezyxel:zywall_vpn50zyxel:zywall_vpn50_firmwarezyxel:zywall_vpn_100zyxel:zywall_vpn_100_firmwarezyxel:zywall_vpn_300zyxel:zywall_vpn_300_firmwarezyxel:zywall_vpn_50zyxel:zywall_vpn_50_firmware

Weaknesses (CWE)

CWE-78CWE-78

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers(security@zyxel.com.tw)

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.