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{
"id": "CVE-2023-27334",
"sourceIdentifier": "zdi-disclosures@trendmicro.com",
"published": "2024-05-03T02:15:10.443",
"lastModified": "2024-05-03T02:15:10.443",
"vulnStatus": "Received",
"descriptions": [
{
"lang": "en",
"value": "Softing edgeConnector Siemens ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Softing edgeConnector Siemens. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of OPC UA ConditionRefresh requests. By sending a large number of requests, an attacker can consume all available resources on the server. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20498."
}
],
"metrics": {
"cvssMetricV30": [
{
"source": "zdi-disclosures@trendmicro.com",
"type": "Secondary",
"cvssData": {
"version": "3.0",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
]
},
"weaknesses": [
{
"source": "zdi-disclosures@trendmicro.com",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-400"
}
]
}
],
"references": [
{
"url": "https://industrial.softing.com/fileadmin/psirt/downloads/syt-2023-1.html",
"source": "zdi-disclosures@trendmicro.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1054/",
"source": "zdi-disclosures@trendmicro.com"
}
]
}