Missing authentication in Seiko Solutions Inc. SkyBridge MB-A100/110
Priority MEDIUM 41CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-306.
Summary
Missing authentication for critical function exists in SkyBridge MB-A100/110 firmware Ver. 4.2.0 and earlier, which may allow a remote unauthenticated attacker to execute some critical functions without authentication, e.g., rebooting the product.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01302 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Seiko Solutions Inc. | SkyBridge MB-A100/110 | firmware Ver. 4.2.0 and earlier | — | No fix listed | CNA |
- SkyBridge MB-A100/110 VendorSeiko Solutions Inc. Affected firmware Ver. 4.2.0 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:seiko-sol:skybridge_mb-a110_firmware:*:*:*:*:*:*:*:* | up to 4.2.0 | Vulnerable | Seiko Solutions Inc. |
| cpe:2.3:h:seiko-sol:skybridge_mb-a110:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Seiko Solutions Inc. |
| cpe:2.3:o:seiko-sol:skybridge_mb-a100_firmware:*:*:*:*:*:*:*:* | up to 4.2.0 | Vulnerable | Seiko Solutions Inc. |
| cpe:2.3:h:seiko-sol:skybridge_mb-a100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Seiko Solutions Inc. |
- cpe:2.3:o:seiko-sol:skybridge_mb-a110_firmware:*:*:*:*:*:*:*:* Versions up to 4.2.0 Vulnerable ·Seiko Solutions Inc.
- cpe:2.3:h:seiko-sol:skybridge_mb-a110:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Seiko Solutions Inc.
- cpe:2.3:o:seiko-sol:skybridge_mb-a100_firmware:*:*:*:*:*:*:*:* Versions up to 4.2.0 Vulnerable ·Seiko Solutions Inc.
- cpe:2.3:h:seiko-sol:skybridge_mb-a100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Seiko Solutions Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-23906
- 2026-10-03 Alias added: GHSA-w9q9-jw2h-8gp3
References
Other 4
More Seiko Solutions Inc. Skybridge Mb-a100 Firmware vulnerabilities
- TI-2023-08623 Improper privilege management vulnerability in SkyBridge MB-A100/110 firmware Ver. CVSS 3.1MEDIUM 6.5
- TI-2022-16869 Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain a command… CVSS 3.1CRITICAL 9.8
- TI-2022-16871 Seiko SkyBridge MB-A100/A110 v4.2.0 and below implements a hard-coded passcode for the… CVSS 3.1CRITICAL 9.8
- TI-2022-16870 Seiko SkyBridge MB-A100/A110 v4.2.0 and below was discovered to contain an arbitrary file… CVSS 3.1CRITICAL 9.8
- TI-2023-10544 Use of weak credentials exists in SkyBridge MB-A100/110 firmware Ver. CVSS 3.1HIGH 7.5
- TI-2023-10204 Cleartext storage of sensitive information in Seiko Solutions Inc. SkyBridge MB-A100/110 CVSS 3.1MEDIUM 6.5
Sources
- CVE-2023-23906 · CVE Program
- CVE-2023-23906 · NVD
- FIRST EPSS
- GHSA-w9q9-jw2h-8gp3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences