CVE-2022-37013
HIGHUnified Automation OPC UA C++ Demo Server 1.7.6-537 - Unauthenticated Denial of Service via Crafted Certificate
Title source: llmDescription
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.
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-1029/
Scores
CVSS v3
7.5
EPSS
0.0115
EPSS Percentile
62.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-835
Status
published
Products (1)
unified-automation/opc_ua_c\+\+_demo_server
1.7.6.537
Published
Mar 29, 2023
Tracked Since
Feb 18, 2026