CVE-2025-0890

CRITICAL EPSS 95.8%
Published Feb 4, 20251y ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Feb 4, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
95.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-287 Improper Authentication Authentication
CWE-522

Affected Products 30

VendorProductVersionRange
zyxelvmg4325-b10a_firmware*any
zyxelvmg4325-b10a*any
zyxelsbg3500-n000_firmware*any
zyxelsbg3500-n000*any
zyxelvmg1312-b10a_firmware*any
zyxelvmg1312-b10a*any
zyxelvmg1312-b10b_firmware*any
zyxelvmg1312-b10b*any
zyxelvmg1312-b10e_firmware*any
zyxelvmg1312-b10e*any
zyxelvmg3312-b10a_firmware*any
zyxelvmg3312-b10a*any
zyxelvmg3313-b10a_firmware*any
zyxelvmg3313-b10a*any
zyxelvmg3926-b10b_firmware*any
zyxelvmg3926-b10b*any
zyxelvmg4325-b10a_firmware*any
zyxelvmg4325-b10a*any
zyxelvmg4380-b10a_firmware*any
zyxelvmg4380-b10a*any
zyxelvmg8324-b10a_firmware*any
zyxelvmg8324-b10a*any
zyxelvmg8924-b10a_firmware*any
zyxelvmg8924-b10a*any
zyxelsbg3300-n000_firmware*any
zyxelsbg3300-n000*any
zyxelsbg3300-nb00_firmware*any
zyxelsbg3300-nb00*any
zyxelsbg3500-nb00_firmware*any
zyxelsbg3500-nb00*any

References 1

  • zyxel.com 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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.