CVE-2022-2030: A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG…

medium6.5CVSS 3.1

AVNACLPRLUINSUCHINAN

A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device.

Affected

34 ranges· showing 25

Vendor	Product	Version range	Fixed in
zyxel	atp100_firmware	4.32 – 5.30	—
zyxel	atp100w_firmware	4.32 – 5.30	—
zyxel	atp200_firmware	4.32 – 5.30	—
zyxel	atp500_firmware	4.32 – 5.30	—
zyxel	atp700_firmware	4.32 – 5.30	—
zyxel	atp800_firmware	4.32 – 5.30	—
zyxel	atp_series_firmware	—	—
zyxel	usg20-vpn_firmware	4.30 – 5.30	—
zyxel	usg20w-vpn_firmware	4.20 – 5.30	—
zyxel	usg40_firmware	4.20 – 4.72	—
zyxel	usg40w_firmware	4.20 – 4.72	—
zyxel	usg60_firmware	4.20 – 4.72	—
zyxel	usg60w_firmware	4.20 – 4.72	—
zyxel	usg_20_vpn_firmware	—	—
zyxel	usg_2200-vpn_firmware	4.30 – 5.30	—
zyxel	usg_flex_100_firmware	—	—
zyxel	usg_flex_100w_firmware	4.50 – 5.30	—
zyxel	usg_flex_200_firmware	—	—
zyxel	usg_flex_200_firmware	4.50 – 5.30	—
zyxel	usg_flex_500_firmware	—	—
zyxel	usg_flex_500_firmware	4.50 – 5.30	—
zyxel	usg_flex_50_firmware	—	—
zyxel	usg_flex_50w_firmware	4.20 – 5.30	—
zyxel	usg_flex_700_firmware	—	—
zyxel	usg_flex_700_firmware	4.50 – 5.30	—