CVE-2022-37013: (Pwn2Own) Unified Automation OPC UA C++ Infinite Loop Denial-of-Service Vulnerability
First published: Wed Mar 29 2023(Updated: )
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537 [with vendor rollup]. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of certificates. A crafted certificate can force the server into an infinite loop. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-17203.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Unified-automation Opc Ua C\+\+ Demo Server | =1.7.6.537 | |
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Reference Links
Frequently Asked Questions
What is CVE-2022-37013?
CVE-2022-37013 is a vulnerability that allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537 [with vendor rollup].
How severe is CVE-2022-37013?
CVE-2022-37013 has a severity rating of 7.5 (high).
How can an attacker exploit CVE-2022-37013?
An attacker can exploit CVE-2022-37013 by sending specially crafted requests to the affected server, causing it to enter an infinite loop and creating a denial-of-service condition.
Is authentication required to exploit CVE-2022-37013?
No, authentication is not required to exploit CVE-2022-37013.
How can I fix CVE-2022-37013?
Currently, there is no known fix for CVE-2022-37013. It is recommended to apply the vendor's updates once they become available.
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