CVE-2025-41757

HIGH
2026-03-09 [email protected]
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:56 vuln.today
CVE Published
Mar 09, 2026 - 09:15 nvd
HIGH 8.8

Tags

Path Traversal Universal Bacnet Router Firmware

Description

A low-privileged remote attacker can abuse the backup restore functionality of UBR (ubr-restore) which runs with elevated privileges and does not validate the contents of the backup archive to create or overwrite arbitrary files anywhere on the system.

Analysis

A low-privileged remote attacker can abuse the backup restore functionality of UBR (ubr-restore) which runs with elevated privileges and does not validate the contents of the backup archive to create or overwrite arbitrary files anywhere on the system. [CVSS 8.8 HIGH]

Technical Context

Classified as CWE-22 (Path Traversal). Affects Universal Bacnet Router Firmware. A low-privileged remote attacker can abuse the backup restore functionality of UBR (ubr-restore) which runs with elevated privileges and does not validate the contents of the backup archive to create or overwrite arbitrary files anywhere on the system.

Affected Products

Vendor: Mbs-Solutions. Product: Universal Bacnet Router Firmware.

Remediation

Monitor vendor advisories for a patch. Validate and sanitize file path inputs. Use allowlists. Restrict network access to the affected service where possible.

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.2
CVSS: +44
POC: 0

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CVE-2025-41757 vulnerability details – vuln.today
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