CVE-2022-38547
Last modified
CVE-2022-38547 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.. EPSS estimates a 2.81% chance of exploitation in the next 30 days.
Description
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Atp100 Firmware | >= 4.32, <= 5.32 |
| Zyxel | Atp200 Firmware | >= 4.32, <= 5.32 |
| Zyxel | Atp700 Firmware | >= 4.32, <= 5.32 |
| Zyxel | Atp500 Firmware | >= 4.32, <= 5.32 |
| Zyxel | Atp100w Firmware | >= 4.32, <= 5.32 |
| Zyxel | Atp800 Firmware | >= 4.32, <= 5.32 |
| Zyxel | Usg Flex 50 Firmware | >= 4.50, <= 5.32 |
| Zyxel | Usg Flex 200 Firmware | >= 4.50, <= 5.32 |
| Zyxel | Usg Flex 500 Firmware | >= 4.50, <= 5.32 |
| Zyxel | Usg Flex 700 Firmware | >= 4.50, <= 5.32 |
| Zyxel | Usg Flex 100w Firmware | >= 4.50, <= 5.32 |
| Zyxel | Usg Flex 100 Firmware | >= 4.50, <= 5.32 |
| Zyxel | Vpn1000 Firmware | >= 4.30, <= 5.32 |
| Zyxel | Usg20w-Vpn Firmware | >= 4.30, <= 5.32 |
| Zyxel | Usg20-Vpn Firmware | >= 4.30, <= 5.32 |
| Zyxel | Vpn50 Firmware | >= 4.30, <= 5.32 |
| Zyxel | Vpn300 Firmware | >= 4.30, <= 5.32 |
| Zyxel | Vpn100 Firmware | >= 4.30, <= 5.32 |
| 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 | Zywall 110 Firmware | >= 4.20, <= 4.72 |
| Zyxel | Zywall 1100 Firmware | >= 4.20, <= 4.72 |
| Zyxel | Zywall 310 Firmware | >= 4.20, <= 4.72 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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