What’s Vulnerable › Vulnerabilities

CVE-2022-36558

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-29 · updated 2026-06-17
• Weakness: CWE-798

Description

Seiko SkyBridge MB-A100/A110 v4.2.0 and below implements a hard-coded passcode for the root account. Attackers are able to access the passcord via the file /etc/ciel.cfg.

Affected products

• Seiko-Sol Skybridge Mb-A100 Firmware: through 4.2.0
• Seiko-Sol Skybridge Mb-A110 Firmware: through 4.2.0

References

• https://gist.github.com/Nwqda/88232102fed50b54c43871e88e993b54
• https://www.seiko-sol.co.jp/products/skybridge/lineup/mb-a100/
• https://gist.github.com/Nwqda/88232102fed50b54c43871e88e993b54
• https://www.seiko-sol.co.jp/products/skybridge/lineup/mb-a100/

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