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

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2025-4843— D-Link DCS-932L udev SubUPnPCSInit stack-based overflow

Quick assessment

Affected
D-Link DCS-932L
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

D-Link DCS-932L是中国友讯（D-Link）公司的一个网络监控摄像头。用于安全和监控。 D-Link DCS-932L 2.18.01版本存在安全漏洞，该漏洞源于对文件/sbin/udev中参数CameraName的错误操作导致栈缓冲区溢出。

CVSS 8.8 · High EPSS 1.22% · P66

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-4843

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
D-Link DCS-932L udev SubUPnPCSInit stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in D-Link DCS-932L 2.18.01. It has been classified as critical. This affects the function SubUPnPCSInit of the file /sbin/udev. The manipulation of the argument CameraName leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
D-Link DCS-932L 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DCS-932L是中国友讯（D-Link）公司的一个网络监控摄像头。用于安全和监控。 D-Link DCS-932L 2.18.01版本存在安全漏洞，该漏洞源于对文件/sbin/udev中参数CameraName的错误操作导致栈缓冲区溢出。
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
D-Link DCS-932L 2.18.01 -

II. Public POCs for CVE-2025-4843

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9821 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-4843

请登录查看更多情报信息。

Vendor Pages for CVE-2025-4843 (1)

Same Patch Batch · D-Link · 2025-05-17 · 3 CVEs total

CVE-2025-4841 8.8 HIGH D-Link DCS-932L gpio sub_404780 stack-based overflow
CVE-2025-4842 8.8 HIGH D-Link DCS-932L ucp isUCPCameraNameChanged stack-based overflow

IV. Related Vulnerabilities

Same product: DCS-932L
Same vendor: D-Link
Same weakness: CWE-121

V. Comments for CVE-2025-4843

No comments yet

Leave a comment