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Vulnerability record · CVE-2024-8748 · published 3 December 2024

CVE-2024-8748: Zyxel lte3301-plus firmware classic buffer overflow vulnerability

Zyxel · Lte3301 Plus Firmware

A buffer overflow vulnerability in the packet parser of the third-party library "libclinkc" in Zyxel VMG8825-T50K firmware versions through V5.50(ABOM.8.4)C0 could allow an attacker to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP POST request to a vulnerable device.

7.5 CVSS 3.1 High EPSS 0.52% · top 58.1% CWE-120 · Classic buffer overflow
7.5CVSS 3.1 base score
0.52%EPSS exploitation probability, 30 days
NoNot in CISA KEV
63Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A buffer overflow vulnerability in the packet parser of the third-party library "libclinkc" in Zyxel VMG8825-T50K firmware versions through V5.50(ABOM.8.4)C0 could allow an attacker to cause a temporary denial of service (DoS) condition against the web management interface by sending a crafted HTTP POST request to a vulnerable device.

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

Affected products

63 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-and-post-authent Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-8748), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.