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Status published
High
CVE-2025-41757
Arbitrary Write with ubr-restore
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Adrien Rey from Cyber Defense Campus Zurich
- Daniel Hulliger from Armasuisse
References
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Affected Vendor
Affected Software
UBR-01 Mk II, UBR-02, UBR-LON
Vulnerable Versions:
0.0.0
Timeline
Official Publish:
March 9th, 2026
Last Modified:
March 9th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H