CVE-2023-25184 — Use of weak credentials exists in Seiko Solutions SkyBridge and SkySpider series

Use of weak credentials exists in Seiko Solutions SkyBridge and SkySpider series, which may allow a remote unauthenticated attacker to decrypt password for the WebUI of the product. Affected products and versions are as follows: SkyBridge MB-A200 firmware Ver. 01.00.05 and earlie

01What is this vulnerability?

Use of weak credentials exists in Seiko Solutions SkyBridge and SkySpider series, which may allow a remote unauthenticated attacker to decrypt password for the WebUI of the product. Affected products and versions are as follows: SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier, and SkySpider MB-R210 firmware Ver. 1.01.00 and earlier.

02Affected products

Vendor	Product	Versions
Seiko Solutions Inc.	SkyBridge MB	A200, SkyBridge BASIC MB-A130, and SkySpider MB-R210 — SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier, and SkySpider MB-R210 firmware Ver. 1.01.00 and earlier

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-05-10T00:00:00.000Z
• Last modified: 2025-01-28T14:38:27.351Z

09References

• www.seiko-sol.co.jp — https://www.seiko-sol.co.jp/archives/73969/
• www.seiko-sol.co.jp — https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a100/
• www.seiko-sol.co.jp — https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a200/
• www.seiko-sol.co.jp — https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a130/
• www.seiko-sol.co.jp — https://www.seiko-sol.co.jp/products/skyspider/skyspider_download/mb-r210/
• jvn.jp — https://jvn.jp/en/jp/JVN40604023/