ACTIEF MISBRUIKT
CVE-2023-28771: Zyxel Multiple Firewalls OS Command Injection Vulnerability
| Leverancier | Zyxel |
|---|---|
| Product | Multiple Firewalls |
| Actief misbruikt | Ja |
| Toegevoegd aan CISA KEV | 31 mei 2023 |
| CISA-deadline (Amerikaanse overheid) | 21 jun 2023 |
| Zwakte (CWE) | CWE-78 |
Vereiste actie (tekst van CISA, Engels)
Apply updates per vendor instructions.
Beschrijving (NVD, Engels)
Zyxel ATP, USG FLEX, VPN, and ZyWALL/USG firewalls allow for improper error message handling which could allow an unauthenticated attacker to execute OS commands remotely by sending crafted packets to an affected device.
BRONNEN
Andere lekken bij Zyxel
- CVE-2026-7273: Zyxel GS1900 Series Switches Stack-Based Buffer Overflow Vulnerability
- CVE-2024-40891: Zyxel DSL CPE OS Command Injection Vulnerability
- CVE-2024-40890: Zyxel DSL CPE OS Command Injection Vulnerability
- CVE-2024-11667: Zyxel Multiple Firewalls Path Traversal Vulnerability
- CVE-2017-6884: Zyxel EMG2926 Routers Command Injection Vulnerability
Gegevens van NVD, CISA KEV, FIRST EPSS en adviezen van leveranciers. Bijgewerkt 10 nov 2026.