CVE-2023-27334
Last modified
CVE-2023-27334 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 1.32% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Softing | Edgeaggregator | < 3.70 |
| Softing | Edgeconnector | < 3.70 |
| Softing | Opc Ua C\+\+ Software Development Kit | < 6.20.1 |
| Softing | Secure Integration Server | < 1.30 |
References
- https://www.zerodayinitiative.com/advisories/ZDI-23-1054/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-1054/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-27334?
How severe is CVE-2023-27334?
How do I fix CVE-2023-27334?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-27329Foxit PDF Reader Annotation Use-After-Free Remote Code Execu…7.8
- CVE-2023-2733The MStore API plugin for WordPress is vulnerable to authent…9.8
- CVE-2023-27330Foxit PDF Reader XFA Annotation Use-After-Free Remote Code E…7.8
- CVE-2023-27331Foxit PDF Reader Annotation Use-After-Free Remote Code Execu…7.8
- CVE-2023-27332TP-Link Archer AX21 tdpServer Logging Stack-based Buffer Ove…8.8
- CVE-2023-27333TP-Link Archer AX21 tmpServer Command 0x422 Stack-based Buff…6.8
- CVE-2023-27335Softing edgeAggregator Client Cross-Site Scripting Remote Co…9.6
- CVE-2023-27336Softing edgeConnector Siemens OPC UA Server Null Pointer Der…7.5
- CVE-2023-27337PDF-XChange Editor PDF File Parsing Out-Of-Bounds Read Remot…7.8
- CVE-2023-27338PDF-XChange Editor TIF File Parsing Use-After-Free Informati…5.5
- CVE-2023-27339PDF-XChange Editor PNG File Parsing Out-Of-Bounds Write Remo…7.8
- CVE-2023-2734The MStore API plugin for WordPress is vulnerable to authent…9.8
Are you affected by CVE-2023-27334?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST