critical9.8
CVE-2025-0890
**UNSUPPORTED WHEN ASSIGNED** Insecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_201…
Impact
**UNSUPPORTED WHEN ASSIGNED** Insecure default credentials for the Telnet function in the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an attacker to log in to the management interface if the administrators have the option to change the default credentials but fail to do so.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Zyxel | Vmg4325-B10a Firmware | All versions |
| Zyxel | Sbg3500-N000 Firmware | All versions |
| Zyxel | Vmg1312-B10a Firmware | All versions |
| Zyxel | Vmg1312-B10b Firmware | All versions |
| Zyxel | Vmg1312-B10e Firmware | All versions |
| Zyxel | Vmg3312-B10a Firmware | All versions |
| Zyxel | Vmg3313-B10a Firmware | All versions |
| Zyxel | Vmg3926-B10b Firmware | All versions |
| Zyxel | Vmg4380-B10a Firmware | All versions |
| Zyxel | Vmg8324-B10a Firmware | All versions |
| Zyxel | Vmg8924-B10a Firmware | All versions |
| Zyxel | Sbg3300-N000 Firmware | All versions |