CVE-2026-75166

8.8 HIGH 0.7% exploit odds No fix listed Auth & access Device

What it is

Insecure Permission vulnerability in MBS-Solutions X-Serie Gateway firmware V6_00_05 allows the low-privileged service user to execute /usr/bin/tcpdump as root without a password. By leveraging the tcpdump -z option, an authenticated attacker can achieve arbitrary command execution.

At a glance

Exploitability: Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.7% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-09-04 16:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-09-09 20:20 UTC Last updatedMost recent change to the record

Details

Published: 2026-09-04 16:17 UTC
Last modified: 2026-09-09 20:20 UTC
Exploit probability: 0.7% · EPSS, next 30 days
Weakness: CWE-269 · Improper privilege management
Record status: Deferred

Attack profile CVSS 3.1 · 8.8

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Download Square Reddit

References

NVD record · CVE.org record