nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2025-34043 CVE-2025-34043
CRITICAL
Vacron NVR Remote Command Execution
Record summary
CVE-2025-34043 has a selected CVSS score of 10.0 (critical).
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.
Description source: CVE List
Exploitation context
Known exploitation
- VulnCheck KEV
- Listed · Oct 20, 2017 · VulnCheck
- Reported exploitation
- Observed · VulnCheck
CISA SSVC decision
ExploitationPoC
AutomatableYes
Technical impactTotal
CISA Coordinator · SSVC 2.0.3 · Evaluated Dec 23, 2025 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Network Video Recorder (NVR)Browse Vacron / Network Video Recorder (NVR)Default status: unaffected | CVE List, VulnCheck | 1.4 | affected |
References
7ssd-disclosure.comThird-party advisoryexploit
https://ssd-disclosure.com/ssd-advisory-vacron-nvr-remote-command-execution vulncheck.comThird-party advisory
https://vulncheck.com/advisories/vacron-nvr-remote-command-execution broadcom.comThird-party advisory
https://www.broadcom.com/support/security-center/attacksignatures/detail?asid=30386 sonicwall.comThird-party advisorysignatureTechnical description
https://www.sonicwall.com/blog/vacron-network-video-recorder-remote-command-execution tenable.comThird-party advisory
https://www.tenable.com/plugins/nessus/104124 vacron.comproduct
https://www.vacron.com/