Softing edgeConnector Siemens ConditionRefresh resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Softing edgeConnector Siemens. This impacts an unknown function of the component ConditionRefresh Handler. Performing a manipulation results in resource consumption. This vulnerability is identified as CVE-2023-27334. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Softing edgeConnector Siemens (the affected version is unknown). It has been classified as critical. This affects an unknown code of the component ConditionRefresh Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. 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. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was released 08/10/2023 as ZDI-23-1054. It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2023-27334 since 02/28/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/28/2023 🔍
08/10/2023 +162 days 🔍
08/10/2023 +0 days 🔍
08/13/2025 +734 days 🔍

Sourcesinfo

Advisory: ZDI-23-1054
Status: Not defined

CVE: CVE-2023-27334 (🔍)
GCVE (CVE): GCVE-0-2023-27334
GCVE (VulDB): GCVE-100-236751

Entryinfo

Created: 08/10/2023 09:11
Updated: 08/13/2025 03:33
Changes: 08/10/2023 09:11 (37), 08/13/2025 03:33 (27)
Complete: 🔍
Cache ID: 216::103

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