CVE-2024-11253

Name: CVE-2024-11253
Creator: NVD / NIST
Published: 2025-03-11T02:15:10.043+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.13%

Last modified Jun 17, 2026

CVE-2024-11253 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.. EPSS estimates a 1.13% chance of exploitation in the next 30 days.

Description

A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.13%

62.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Zyxel	Emg5723-T50k Firmware	<= 5.50\(abom.8.5\)c0
Zyxel	Dm4200-B0 Firmware	<= 5.17\(acbs.1\)c0
Zyxel	Vmg3927-T50k Firmware	<= 5.50\(abom.8.5\)c0
Zyxel	Vmg4005-B50a Firmware	<= 5.15\(abqa.2.3\)c0
Zyxel	Vmg4005-B60a Firmware	<= 5.15\(abqa.2.3\)c0
Zyxel	Vmg8825-T50k Firmware	<= 5.50\(abom.8.5\)c0

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerabilities-in-certain-dsl-ethernet-cpe-fiber-ont-and-wifi-extender-devices-03-11-2025Vendor Advisory

Timeline

Published: Mar 11, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-11253?

How severe is CVE-2024-11253?

CVE-2024-11253 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.

How do I fix CVE-2024-11253?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-11253?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST