PT-2025-26992 · Vacron · Vacron Network Video Recorder

Published 2025-06-26 · Updated 2025-11-17 · CVE-2025-34043

Positive Technologies (AI Summary)

CVSS v4.0

10

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions: Vacron Network Video Recorder (NVR) devices version 1.4

Description: A remote command injection issue exists due to improper input sanitization in the board.cgi script. This allows unauthenticated attackers to pass arbitrary commands to the underlying operating system via crafted HTTP requests, enabling remote code execution and potential full device compromise.

Recommendations: For Vacron Network Video Recorder (NVR) devices version 1.4, a patch is needed to secure against potential compromise. As a temporary workaround, consider restricting access to the board.cgi script until a patch is available.

Exploit

Fix

RCE

OS Command Injection

Weakness Enumeration

CWE-78

CWE-20

Related Identifiers

CVE-2025-34043

Affected Products

Vacron Network Video Recorder

References · 11

• 🔥 https://ssd-disclosure.com/ssd-advisory-vacron-nvr-remote-command-execution · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-34043 · Security Note
• https://twitter.com/0dayPublishing/status/1990539180707893630 · Twitter Post
• https://vacron.com · Note
• https://sonicwall.com/blog/vacron-network-video-recorder-remote-command-execution · Note
• https://twitter.com/CVEnew/status/1938270975776461188 · Twitter Post
• https://t.me/cvetracker/27142 · Telegram Post
• https://broadcom.com/support/security-center/attacksignatures/detail?asid=30386 · Note
• https://vulncheck.com/advisories/vacron-nvr-remote-command-execution · Note
• https://twitter.com/CveFindCom/status/1938268752971243904 · Twitter Post
• https://tenable.com/plugins/nessus/104124 · Note