Improper certificate validation in Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge…
Priority LOW 29CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-295.
Summary
Improper following of a certificate's chain of trust exists in SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier, which may allow a remote unauthenticated attacker to eavesdrop on or alter the communication sent to the WebUI of the product.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00456 39th 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
- No
- 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-A200 and SkyBridge BASIC MB-A130 | SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier | — | No fix listed | CNA |
- SkyBridge MB-A200 and SkyBridge BASIC MB-A130 VendorSeiko Solutions Inc. Affected SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:seiko-sol:skybridge_basic_mb-a130_firmware:*:*:*:*:*:*:*:* | up to 1.4.1 | Vulnerable | Seiko Solutions Inc. |
| cpe:2.3:h:seiko-sol:skybridge_basic_mb-a130:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Seiko Solutions Inc. |
| cpe:2.3:o:seiko-sol:skybridge_mb-a200_firmware:*:*:*:*:*:*:*:* | up to 01.00.05 | Vulnerable | Seiko Solutions Inc. |
| cpe:2.3:h:seiko-sol:skybridge_mb-a200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Seiko Solutions Inc. |
- cpe:2.3:o:seiko-sol:skybridge_basic_mb-a130_firmware:*:*:*:*:*:*:*:* Versions up to 1.4.1 Vulnerable ·Seiko Solutions Inc.
- cpe:2.3:h:seiko-sol:skybridge_basic_mb-a130:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Seiko Solutions Inc.
- cpe:2.3:o:seiko-sol:skybridge_mb-a200_firmware:*:*:*:*:*:*:*:* Versions up to 01.00.05 Vulnerable ·Seiko Solutions Inc.
- cpe:2.3:h:seiko-sol:skybridge_mb-a200:-:*:*:*:*:*:*:* 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-2023-23901
- 2026-10-03 Alias added: GHSA-m4jm-xmcc-hjcm
References
Other 4
More Seiko Solutions Inc. Skybridge Basic Mb-a130 Firmware vulnerabilities
- TI-2023-08693 Missing authentication in Seiko Solutions Inc. SkyBridge MB-A200 and SkyBridge BASIC… CVSS 3.1HIGH 8.6
- TI-2023-10645 Use of weak credentials exists in Seiko Solutions SkyBridge and SkySpider series, which… CVSS 3.1HIGH 7.5
Sources
- CVE-2023-23901 · CVE Program
- CVE-2023-23901 · NVD
- FIRST EPSS
- GHSA-m4jm-xmcc-hjcm · GitHub Advisory Database · CC BY 4.0
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