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FKIE_CVE-2026-89202
Vulnerability from fkie_nvd - Published: 2026-10-13 10:17 - Updated: 2026-10-16 18:19
Severity
Summary
A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V6.0). Affected devices do not properly perform authorization checks for device disconnection requests. This could allow an authenticated attacker with minimal privileges to disconnect active sessions of other users, including administrators, leading to a denial of service.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unknown",
"product": "RUGGEDCOM CROSSBOW",
"vendor": "Siemens",
"versions": [
{
"lessThan": "V6.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "productcert@siemens.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions \u003c V6.0). Affected devices do not properly perform authorization checks for device disconnection requests. This could allow an authenticated attacker with minimal privileges to disconnect active sessions of other users, including administrators, leading to a denial of service."
}
],
"id": "CVE-2026-89202",
"lastModified": "2026-10-16T18:19:42.823",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "productcert@siemens.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "productcert@siemens.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-89202",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-16T17:01:46.556256Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-10-13T10:17:21.790",
"references": [
{
"source": "productcert@siemens.com",
"url": "https://cert-portal.siemens.com/productcert/html/ssa-508506.html"
}
],
"sourceIdentifier": "productcert@siemens.com",
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-639"
}
],
"source": "productcert@siemens.com",
"type": "Secondary"
}
]
}
ICSA-26-295-12
Vulnerability from csaf_cisa - Published: 2026-10-13 00:00 - Updated: 2026-10-22 06:00Summary
Siemens RUGGEDCOM CROSSBOW
Scope
11 vulnerabilities in this advisory, including CVE-2026-89202.
CVE-2026-89202
Affected devices do not properly perform authorization checks for device disconnection requests. This could allow an authenticated attacker with minimal privileges to disconnect active sessions of other users, including administrators, leading to a denial of service.
6.5 (Medium)
Known affected: 1 product
https://support.industry.siemens.com/cs/ww/en/view/110006651/
NCSC-2026-0415
Vulnerability from csaf_ncscnl - Published: 2026-10-13 09:43 - Updated: 2026-10-13 09:43Summary
Kwetsbaarheden verholpen in Siemens-producten
Scope
41 vulnerabilities in this advisory, including CVE-2026-89202.
CVE-2026-89202
Known affected: 235 products
SSA-508506
Vulnerability from csaf_siemens - Published: 2026-10-13 00:00 - Updated: 2026-10-13 00:00Summary
SSA-508506: Multiple Vulnerabilities in RUGGEDCOM CROSSBOW
Scope
11 vulnerabilities in this advisory, including CVE-2026-89202.
CVE-2026-89202
Affected devices do not properly perform authorization checks for device disconnection requests. This could allow an authenticated attacker with minimal privileges to disconnect active sessions of other users, including administrators, leading to a denial of service.
6.5 (Medium)
Known affected: 1 product
https://support.industry.siemens.com/cs/ww/en/view/110006651/