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OpenAdvisories
High · 7.2 CVE-2025-41767 EUVD-2025-208380GHSA-6hp4-rq8j-6v6j

Signature bypass on update upload

Published Mar 9, 2026 · Updated Mar 9, 2026 · Assigned by CERTVDE

Description

A high-privileged remote attacker can fully compromise the device by abusing an update signature bypass vulnerability in the wwwupdate.cgi method in the web interface of UBR.

Affected products

VendorProductAffectedFixed
MBS UBR-01 Mk II 0.0.0 – < 6.0.1.0 6.0.1.0
MBS UBR-02 0.0.0 – < 6.0.1.0 6.0.1.0
MBS UBR-LON 0.0.0 – < 6.0.1.0 6.0.1.0

References