PatchTheCVECVE-2023-22441: Missing authentication for critical function exists in Seiko Solutions SkyBridge series, which may allow a rem
CVE-2023-22441 is a high-severity flaw (CVSS 8.6) affecting skybridge basic mb-a130 firmware, skybridge mb-a200 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Missing authentication for critical function exists in Seiko Solutions SkyBridge series, which may allow a remote attacker to obtain or alter the setting information of the product or execute some critical functions without authentication, e.g., rebooting the product. Affected products and versions are as follows: SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.6 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.0% (top 38%) |
| CISA exploited list | No |
| Weakness | CWE-306 |
| Published | 2023-05-10 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Advisories and coverage
Official advisories
- IPA Japan Security Alerts: セイコーソリューションズ製 SkyBridge MB-A100/A110/A200/A130 および SkySpider MB-R210 における脆弱性対策について(CVE-2023-22441 等) 2023-08-29
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2023-22441?
skybridge basic mb-a130 firmware: upgrade to newer than 1.4.1; skybridge mb-a200 firmware: upgrade to newer than 01.00.05. Exact commands for each OS are on this page.
Is CVE-2023-22441 being exploited?
CVE-2023-22441 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2023-22441 affect?
CVE-2023-22441 affects skybridge basic mb-a130 firmware, skybridge mb-a200 firmware. Severity is high (CVSS 8.6). Missing authentication for critical function exists in Seiko Solutions SkyBridge series, which may allow a remote attacker to obtain or alter the setting information of the product or execute some critical functions without authentication,
How urgent is CVE-2023-22441?
Priority 51/100. High severity; Remotely exploitable, no login, no user action
Related CVEs
- CVE-2023-25184 HIGH 7.5 UPGRADE UPGRADE Use of weak credentials exists in Seiko Solutions SkyBridge and SkySpider series, which may allow a remote una
- CVE-2023-23901 MEDIUM 6.5 UPGRADE UPGRADE Improper following of a certificate's chain of trust exists in SkyBridge MB-A200 firmware Ver