7.5

CVE-2023-27334

Softing edgeConnector Siemens ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability

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.

The 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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Softing ≫ Edgeaggregator Version < 3.70
Softing ≫ Edgeconnector Version < 3.70
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.32% 0.672
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
zdi-disclosures@trendmicro.com 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

https://industrial.softing.com/fileadmin/psirt/downloads/syt-2023-1.html
Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1054/
Third Party Advisory