CVE-2025-0890

Description

**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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.14%
Vendor Advisory zyxel.com
Affected: Zyxel VMG4325-B10A firmware
Published at:
Updated at:

References

Link Tags
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-insecure-default-credentials-vulnerabilities-in-certain-legacy-dsl-cpe-02-04-2025 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-0890?
CVE-2025-0890 has been scored as a critical severity vulnerability.
How to fix CVE-2025-0890?
To fix CVE-2025-0890, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-0890 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-0890 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-0890?
CVE-2025-0890 affects Zyxel VMG4325-B10A firmware.
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