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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Zyxel | ZyWALL/USG series firmware | 4.20 through 4.72 | — |
| Zyxel | VPN series firmware | 4.30 through 5.32 | — |
| Zyxel | USG FLEX series firmware | 4.50 through 5.32 | — |
| Zyxel | ATP series firmware | 4.32 through 5.32 | — |
Advisories 1
- WID-SEC-2023-0298 Zyxel Firewall: Schwachstelle ermöglicht Codeausführung BSI CERT-Bund (WID) · Feb 6, 2023