CVE-2025-34043— Vacron NVR Remote Command Execution
Quick assessment
Affected
Vacron Network Video Recorder (NVR)
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Vacron Network Video Recorder是中国台湾Vacron公司的一个网络摄像头。 Vacron Network Video Recorder v1.4版本存在安全漏洞，该漏洞源于board.cgi脚本输入清理不当，可能导致远程命令执行。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Vacron | Network Video Recorder (NVR) | 1.4 |
affected |
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I. Basic Information for CVE-2025-34043
Vulnerability Information
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Vulnerability Title
Vacron NVR Remote Command Execution
Source: CVE Program / CVE List V5
Vulnerability Description
A remote command injection vulnerability exists in Vacron Network Video Recorder (NVR) devices v1.4 due to improper input sanitization in the board.cgi script. The vulnerability allows unauthenticated attackers to pass arbitrary commands to the underlying operating system via crafted HTTP requests. These commands are executed with the privileges of the web server process, enabling remote code execution and potential full device compromise. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-06 UTC.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Vacron Network Video Recorder 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vacron Network Video Recorder是中国台湾Vacron公司的一个网络摄像头。 Vacron Network Video Recorder v1.4版本存在安全漏洞，该漏洞源于board.cgi脚本输入清理不当，可能导致远程命令执行。
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 |
|---|---|---|---|---|
| Vacron | Network Video Recorder (NVR) | 1.4 | - |
|
II. Public POCs for CVE-2025-34043
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2025-34043 (1)
-
https://www.sonicwall.com/blog/vacron-network-video-recorder-remote-command-execution third-party-advisory signature technical-description
Other References for CVE-2025-34043 (1)
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https://ssd-disclosure.com/ssd-advisory-vacron-nvr-remote-command-execution/ third-party-advisory exploit
IV. Related Vulnerabilities
V. Comments for CVE-2025-34043
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