CVE-2022-37013

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.

Score

CVSS 3.1 7.5 High

Status

Modified - zdi-disclosures@trendmicro.com

Published

2023-03-29

Last modified

2025-02-18

Weaknesses

CWE-835

Affected products

• Opc Ua C++ Demo Server (Unified-automation)
• Opc Ua C Demo Server (Unified Automation)

References

• https://documentation.unified-automation.com/uasdkcpp/1.7.7/CHANGELOG.txt
• https://www.zerodayinitiative.com/advisories/ZDI-22-1029/