CVE-2020-29299
HIGH WAF: High
CVSS 7.2
Published: 2020-12-27
CWE-77
Certain Zyxel products allow command injection by an admin via an input string to chg_exp_pwd during a password-change action. This affects VPN On-premise before ZLD V4.39 week38, VPN Orchestrator before SD-OS V10.03 week32, USG before ZLD V4.39 week38, USG FLEX before ZLD V4.55 week38, ATP before ZLD V4.55 week38, and NSG before 1.33 patch 4.
WAF Coverage Analysis
Command Injection
High WAF Coverage
OWASP: A03:2021 Injection
932xxx - Remote Code Execution
Affected Software
| Vendor | Product | Version |
|---|---|---|
| zyxel | vpn_orchestrator | up to 10.03 |
| zyxel | zld | up to 4.39 |
| zyxel | zld | up to 4.55 |
| zyxel | zld | up to 4.55 |
| zyxel | nsg_firmware | up to 1.33 |
| zyxel | nsg_firmware | 1.33 |
| zyxel | nsg_firmware | 1.33 |
| zyxel | usg_flex_firmware | - |
| zyxel | zld | up to 4.39 |
References
- www.zyxel.com (Vendor Advisory)
- www.zyxel.com (Vendor Advisory)