CVE-2025-41760
Pass filter with Empty Table
CVSS Score
4.9
EPSS Score
0.0%
EPSS Percentile
0th
An administrator may attempt to block all traffic by configuring a pass filter with an empty table. However, in UBR, an empty list does not enforce any restrictions and allows all network traffic to pass unfiltered.
| CWE | CWE-636 |
| Vendor | mbs |
| Product | ubr-01 mk ii |
| Published | Mar 9, 2026 |
| Last Updated | Mar 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
MBS / UBR-01 Mk II
0.0.0 < 6.0.1.0
MBS / UBR-02
0.0.0 < 6.0.1.0
MBS / UBR-LON
0.0.0 < 6.0.1.0
Credits
Adrien Rey from Cyber Defense Campus Zurich Daniel Hulliger from Armasuisse