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CVE-2024-8748

Quick assessment

Affected
Zyxel VMG8825-T50K firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zyxel VMG8825-T50K是中国合勤（Zyxel）公司的一款互联网接入设备。 Zyxel VMG8825-T50K V5.50(ABOM.8.4)C0版本及之前版本存在安全漏洞。攻击者利用该漏洞可以发送特制的 HTTP POST 请求来导致程序拒绝服务。

CVSS 7.5 · High EPSS 0.50% · P41

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-8748

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Zyxel VMG8825-T50K 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel VMG8825-T50K是中国合勤（Zyxel）公司的一款互联网接入设备。 Zyxel VMG8825-T50K V5.50(ABOM.8.4)C0版本及之前版本存在安全漏洞。攻击者利用该漏洞可以发送特制的 HTTP POST 请求来导致程序拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zyxel VMG8825-T50K firmware <= V5.50(ABOM.8.4)C0 -

II. Public POCs for CVE-2024-8748

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III. Intelligence Information for CVE-2024-8748

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Vendor Advisories for CVE-2024-8748 (1)

Same Patch Batch · Zyxel · 2024-12-03 · 3 CVEs total

CVE-2024-9200 7.2 HIGH Zyxel VMG4005-B50A 安全漏洞
CVE-2024-9197 4.9 MEDIUM Zyxel VMG3625-T50B 安全漏洞

IV. Related Vulnerabilities

Same product: VMG8825-T50K firmware
Same vendor: Zyxel
Same weakness: CWE-120

V. Comments for CVE-2024-8748

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