cbcvebase.
CVE-2022-30525
published 2022-05-12

CVE-2022-30525: A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions…

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
KEVITWEXPLOIT
CISA Known Exploited Vulnerabilitydue 2022-06-06
Exploited in the wild
A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 50(W) firmware versions 5.10 through 5.21 Patch 1, USG20(W)-VPN firmware versions 5.10 through 5.21 Patch 1, ATP series firmware versions 5.10 through 5.21 Patch 1, VPN series firmware versions 4.60 through 5.21 Patch 1, which could allow an attacker to modify specific files and then execute some OS commands on a vulnerable device.

Affected

24 ranges
VendorProductVersion rangeFixed in
zyxelatp100_firmware>= 5.10 < 5.305.30
zyxelatp100w_firmware>= 5.10 < 5.305.30
zyxelatp200_firmware>= 5.10 < 5.305.30
zyxelatp500_firmware>= 5.10 < 5.305.30
zyxelatp700_firmware>= 5.10 < 5.305.30
zyxelatp800_firmware>= 5.10 < 5.305.30
zyxelatp_series_firmware
zyxelusg20w-vpn_firmware>= 5.10 < 5.305.30
zyxelusg_20_vpn_firmware
zyxelusg_flex_100_firmware
zyxelusg_flex_100w_firmware>= 5.00 < 5.305.30
zyxelusg_flex_200_firmware
zyxelusg_flex_200_firmware>= 5.00 < 5.305.30
zyxelusg_flex_500_firmware
zyxelusg_flex_500_firmware5.00 – 5.30
zyxelusg_flex_50_firmware
zyxelusg_flex_50w_firmware>= 5.10 < 5.305.30
zyxelusg_flex_700_firmware
zyxelusg_flex_700_firmware>= 5.00 < 5.305.30
zyxelvpn1000_firmware>= 4.60 < 5.305.30
zyxelvpn100_firmware>= 4.60 < 5.305.30
zyxelvpn300_firmware>= 4.60 < 5.305.30
zyxelvpn50_firmware>= 4.60 < 5.305.30
zyxelvpn_series_firmware

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vulncheck9.8CRITICAL
cisa9.8CRITICAL