CVE-2024-38268 | BDVDB-2026-249166 Detail

ZyxelVMG8825-T50K firmware

Description#

An improper restriction of operations within the bounds of a memory buffer in the MAC address parser of the Zyxel VMG8825-T50K firmware versions through 5.50(ABOM.8)C0 could allow an authenticated attacker with administrator privileges to cause potential memory corruptions, resulting in a thread crash on an affected device.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References#

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-memory-corruption-vulnerabilities-in-some-dsl-ethernet-cpe-fiber-ont-wifi-extender-and-security-router-versions-09-24-2024

Exploit#

No public exploit known

History#

Version 12024-09-24Record published in the CVE List.

Published

Published: 2024-09-24
Last modified: 2024-09-24

Vendor information

Vendor: Zyxel
Product: VMG8825-T50K firmware

All Zyxel vulnerabilities

Score

4.9 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 37.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 5.50(ABOM.8)C0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.9 Medium

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).