Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-7673

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.5)C0之前版本存在安全漏洞，该漏洞源于URL解析器缓冲区溢出，可能导致拒绝服务或执行任意代码。

CVSS 9.8 · Critical EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-7673

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware versions prior to V5.50(ABOM.5)C0 could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and potentially execute arbitrary code by sending a specially crafted HTTP request.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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.5)C0之前版本存在安全漏洞，该漏洞源于URL解析器缓冲区溢出，可能导致拒绝服务或执行任意代码。
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)

Shenlong Deep Dive — AI Deep Analysis

10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.

Read summary Full analysis (login)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zyxel VMG8825-T50K firmware < V5.50(ABOM.5)C0 -

II. Public POCs for CVE-2025-7673

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-7673

请登录查看更多情报信息。

IV. Related Vulnerabilities

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

V. Comments for CVE-2025-7673

No comments yet

Leave a comment