CVE-2021-42262
MEDIUMSofting OPC UA C++ SDK 5.56.0-5.69.0 - Denial of Service via Invalid XML Element in Type Dictionary
Title source: llmDescription
An issue was discovered in Softing OPC UA C++ SDK before 5.70. An invalid XML element in the type dictionary makes the OPC/UA client crash due to an out-of-memory condition.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://industrial.softing.com/us/solutions/opc-and-opc-ua.html
Vendor Advisory x_refsource_misc
https://industrial.softing.com/fileadmin/sof-files/pdf/ia/support/Security_Bulletin_CVE-2021-42262.pdf
Scores
CVSS v3
6.5
EPSS
0.0080
EPSS Percentile
51.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-119
Status
published
Products (3)
softing/datafeed_opc_suite
< 5.19
softing/opc_ua_c\+\+_software_development_kit
5.56.0 - 5.70.0
softing/secure_integration_server
< 1.22
Published
Mar 11, 2022
Tracked Since
Feb 18, 2026