CVE-2026-35075
Hardcoded default Password for Service Account
CVSS Score
9.8
EPSS Score
0.1%
EPSS Percentile
24th
An unauthenticated remote attacker can recover a default, hard coded password from a firmware image and thus gain full access to all affected devices.
| CWE | CWE-1393 |
| Vendor | mbs |
| Product | single-a |
| Published | Jun 3, 2026 |
| Last Updated | Jun 9, 2026 |
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Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
MBS / Single-A
V1_0_0_0 < V6_0_0_7
MBS / Double-A Profibus
V1_0_0_0 < V6_0_0_7
MBS / Double-A x-link
V1_0_0_0 < V6_0_0_7
MBS / Single-X
V1_0_0_0 < V6_0_0_7
MBS / Double-X CAN
V1_0_0_0 < V6_0_0_7
MBS / Double-X DALI
V1_0_0_0 < V6_0_0_7
MBS / Double-X KNX
V1_0_0_0 < V6_0_0_7
MBS / Double-X LON
V1_0_0_0 < V6_0_0_7
MBS / Double-X M-Bus
V1_0_0_0 < V6_0_0_7
MBS / Double-X PROFINET
V1_0_0_0 < V6_0_0_7
MBS / Double-X x-link
V1_0_0_0 < V6_0_0_7
MBS / Triple-X KNX+DALI
V1_0_0_0 < V6_0_0_7
MBS / Triple-X KNX+LON
V1_0_0_0 < V6_0_0_7
MBS / Triple-X KNX+M-Bus
V1_0_0_0 < V6_0_0_7
MBS / Triple-X PROFINET+DALI
V1_0_0_0 < V6_0_0_7
MBS / Triple-X PROFINET+KNX
V1_0_0_0 < V6_0_0_7
MBS / Triple-X PROFINET+LON
V1_0_0_0 < V6_0_0_7
MBS / Triple-X PROFINET+M-Bus
V1_0_0_0 < V6_0_0_7
References
Credits
Adrien Rey from Armasuisse Cyber-Defence campus Daniel Hulliger from Armasuisse Cyber-Defence campus