CVE-2025-41770

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://phoenixcontact.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2025-056.json

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-12 08:17

Updated : 2026-09-03 16:57

NVD link : CVE-2025-41770

Mitre link : CVE-2025-41770

CVE.ORG link : CVE-2025-41770

JSON object : View

Products Affected

No product.

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

{"id": "CVE-2025-41770", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-41770", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-12T16:02:55.318840Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "info@cert.vde.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "info@cert.vde.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "info@cert.vde.com", "affectedData": [{"vendor": "Phoenix Contact", "product": "AXC F 1152", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "AXC F 1252", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "AXC F 2000 EA", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "AXC F 2152", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "AXC F 3152", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "BPC 9102S", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "BPC 9202S", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "RFC 4072R", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "RFC 4072S", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "VL3 UPC 2440 EDGE", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "VPLCNEXT CONTROL 1000", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "VPLCNEXT CONTROL 2000", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "VPLCNEXT CONTROL 3000", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "VPLCNEXT CONTROL 500", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "Catan C1", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "EPC 1502", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Phoenix Contact", "product": "EPC 1522", "versions": [{"status": "affected", "version": "2019.0.4", "lessThan": "2026.0.3", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-12T08:17:11.910", "references": [{"url": "https://phoenixcontact.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2025-056.json", "source": "info@cert.vde.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "info@cert.vde.com", "description": [{"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-09-03T16:57:26.583", "sourceIdentifier": "info@cert.vde.com"}