CVE-2022-2030
Last modified
CVE-2022-2030 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.98% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Usg Flex 100w Firmware | >= 4.50, <= 5.30 |
| Zyxel | Usg Flex 200 Firmware | >= 4.50, <= 5.30 |
| Zyxel | Usg Flex 500 Firmware | >= 4.50, <= 5.30 |
| Zyxel | Usg Flex 700 Firmware | >= 4.50, <= 5.30 |
| Zyxel | Usg Flex 50w Firmware | >= 4.20, <= 5.30 |
| Zyxel | Usg20w-Vpn Firmware | >= 4.20, <= 5.30 |
| Zyxel | Atp800 Firmware | >= 4.32, <= 5.30 |
| Zyxel | Atp700 Firmware | >= 4.32, <= 5.30 |
| Zyxel | Atp500 Firmware | >= 4.32, <= 5.30 |
| Zyxel | Atp200 Firmware | >= 4.32, <= 5.30 |
| Zyxel | Atp100w Firmware | >= 4.32, <= 5.30 |
| Zyxel | Atp100 Firmware | >= 4.32, <= 5.30 |
| Zyxel | Vpn1000 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Vpn300 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Vpn100 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Vpn50 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Usg20-Vpn Firmware | >= 4.30, <= 5.30 |
| Zyxel | Usg 2200-Vpn Firmware | >= 4.30, <= 5.30 |
| Zyxel | Zywall 110 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Zywall 310 Firmware | >= 4.30, <= 5.30 |
| Zyxel | Zywall 1100 Firmware | >= 4.30, <= 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 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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