CVE-2025-41761

Privilege escalation possible

State: Published
Severity: 7.8 High
Published: Mar 9, 2026
Updated: Mar 9, 2026
Reserved: Apr 16, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CERTVDE

Weaknesses

CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Affected Products

Product	Versions
UBR-01 Mk IIMBS	0.0.0 to before 6.0.1.0Affected
UBR-02MBS	0.0.0 to before 6.0.1.0Affected
UBR-LONMBS	0.0.0 to before 6.0.1.0Affected

References

https://www.mbs-solutions.de/mbs-2025-0001

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