CVE-2024-40890

Published: Feb 4, 2025

Modified: Oct 21, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

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.

Vendor	Product	Versions
Zyxel	VMG4325-B10A firmware	affected `<= 1.00(AAFR.4)C0_20170615`

Weaknesses (CWE)

CWE-78

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

vendor-advisory

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CVE-2024-40890

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References