FKIE_CVE-2025-41770
Vulnerability from fkie_nvd - Published: 2026-08-12 08:17 - Updated: 2026-08-12 17:17
Severity
Summary
An unauthenticated denial-of-service vulnerability in the device's PLCnext Engineer communication interface allow an remote attacker to interrupt access via the client application. Successful exploitation prevents communication until the PLCnext service is manually restarted.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "AXC F 1152",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "AXC F 1252",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "AXC F 2000 EA",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "AXC F 2152",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "AXC F 3152",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "BPC 9102S",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "BPC 9202S",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "RFC 4072R",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "RFC 4072S",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "VL3 UPC 2440 EDGE",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "VPLCNEXT CONTROL 1000",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "VPLCNEXT CONTROL 2000",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "VPLCNEXT CONTROL 3000",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "VPLCNEXT CONTROL 500",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Catan C1",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EPC 1502",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "EPC 1522",
"vendor": "Phoenix Contact",
"versions": [
{
"lessThan": "2026.0.3",
"status": "affected",
"version": "2019.0.4",
"versionType": "semver"
}
]
}
],
"source": "info@cert.vde.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An unauthenticated denial-of-service vulnerability in the device\u0027s PLCnext Engineer communication interface allow an remote attacker to interrupt access via the client application. Successful exploitation prevents communication until the PLCnext service is manually restarted."
}
],
"id": "CVE-2025-41770",
"lastModified": "2026-08-12T17:17:23.237",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "info@cert.vde.com",
"type": "Secondary"
}
],
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 8.7,
"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": "NONE",
"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:N/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": "info@cert.vde.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-41770",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-08-12T16:02:55.318840Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-08-12T08:17:11.910",
"references": [
{
"source": "info@cert.vde.com",
"url": "https://phoenixcontact.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2025-056.json"
}
],
"sourceIdentifier": "info@cert.vde.com",
"vulnStatus": "Received",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-770"
}
],
"source": "info@cert.vde.com",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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.
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.
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