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OpenAdvisories
High · 7.8 CVE-2025-41761 EUVD-2025-208368GHSA-7f72-6wg4-prpr

Privilege escalation possible

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

Description

A low‑privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo.

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