FKIE_CVE-2023-23901
Vulnerability from fkie_nvd - Published: 2023-05-10 06:15 - Updated: 2026-06-17 05:38
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
4.8 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
4.8 (Medium) - CVSS:3.1/
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.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| seiko-sol | skybridge_basic_mb-a130_firmware | * | |
| seiko-sol | skybridge_basic_mb-a130 | - | |
| seiko-sol | skybridge_mb-a200_firmware | * | |
| seiko-sol | skybridge_mb-a200 | - |
{
"affected": [
{
"affectedData": [
{
"product": "SkyBridge MB-A200 and SkyBridge BASIC MB-A130",
"vendor": "Seiko Solutions Inc.",
"versions": [
{
"status": "affected",
"version": "SkyBridge MB-A200 firmware Ver. 01.00.05 and earlier, and SkyBridge BASIC MB-A130 firmware Ver. 1.4.1 and earlier"
}
]
}
],
"source": "vultures@jpcert.or.jp"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:seiko-sol:skybridge_basic_mb-a130_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "F81B98BA-4C78-4798-B118-299B530081E6",
"versionEndIncluding": "1.4.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:seiko-sol:skybridge_basic_mb-a130:-:*:*:*:*:*:*:*",
"matchCriteriaId": "6FCACF50-F197-41A7-934C-6BDBD043A560",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:seiko-sol:skybridge_mb-a200_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "F23AF765-AF0C-48B7-A3DA-1A70A303C2D9",
"versionEndIncluding": "01.00.05",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:seiko-sol:skybridge_mb-a200:-:*:*:*:*:*:*:*",
"matchCriteriaId": "45CE4F45-5595-47E3-9BD4-47EA3D4F6E0E",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Improper following of a certificate\u0027s 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."
}
],
"id": "CVE-2023-23901",
"lastModified": "2026-06-17T05:38:13.917",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 2.5,
"source": "nvd@nist.gov",
"type": "Primary"
},
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.2,
"impactScore": 2.5,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-23901",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-01-28T14:50:59.945196Z",
"version": "2.0.3"
}
}
]
},
"published": "2023-05-10T06:15:11.727",
"references": [
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Third Party Advisory"
],
"url": "https://jvn.jp/en/jp/JVN40604023/"
},
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Vendor Advisory"
],
"url": "https://www.seiko-sol.co.jp/archives/73969/"
},
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a100/"
},
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a130/"
},
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a200/"
},
{
"source": "vultures@jpcert.or.jp",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skyspider/skyspider_download/mb-r210/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://jvn.jp/en/jp/JVN40604023/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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],
"url": "https://www.seiko-sol.co.jp/archives/73969/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a100/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a130/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skybridge/skybridge_download/mb-a200/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Product"
],
"url": "https://www.seiko-sol.co.jp/products/skyspider/skyspider_download/mb-r210/"
}
],
"sourceIdentifier": "vultures@jpcert.or.jp",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-295"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-295"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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