CVE-2024-40890

HIGHCISA KEV

8.8

Description

**UNSUPPORTED WHEN ASSIGNED** A post-authentication command injection vulnerability in the CGI program of the legacy DSL CPE Zyxel VMG4325-B10A firmware version 1.00(AAFR.4)C0_20170615 could allow an authenticated attacker to execute operating system (OS) commands on an affected device by sending a crafted HTTP POST request.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/4/2025

Last Modified10/27/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorZyxel

ProductDSL CPE Devices

Vulnerability NameZyxel DSL CPE OS Command Injection Vulnerability

KEV Date Added2025-02-11

Remediation Due Date2025-03-04

Ransomware UseUnknown

Affected Products

zyxel:sbg3300-n000zyxel:sbg3300-n000_firmwarezyxel:sbg3300-nb00zyxel:sbg3300-nb00_firmwarezyxel:sbg3500-n000_firmwarezyxel:sbg3500-nb00zyxel:sbg3500-nb00_firmwarezyxel:vmg1312-b10azyxel:vmg1312-b10a_firmwarezyxel:vmg1312-b10bzyxel:vmg1312-b10b_firmwarezyxel:vmg1312-b10ezyxel:vmg1312-b10e_firmwarezyxel:vmg3312-b10azyxel:vmg3312-b10a_firmwarezyxel:vmg3313-b10azyxel:vmg3313-b10a_firmwarezyxel:vmg3926-b10bzyxel:vmg3926-b10b_firmwarezyxel:vmg4325-b10azyxel:vmg4325-b10a_firmwarezyxel:vmg4380-b10azyxel:vmg4380-b10a_firmwarezyxel:vmg8324-b10azyxel:vmg8324-b10a_firmwarezyxel:vmg8924-b10azyxel:vmg8924-b10a_firmware

Weaknesses (CWE)

CWE-78

References

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(security@zyxel.com.tw)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40890(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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