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opcfoundation Ua-nodesetNull Pointer Dereference

Risk 37
Severity
6.5
Null Pointer Dereference
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference.

First published (updated )
CVE-2021-45117

OPC Foundation OPC UA .NET Standard: versions prior to 1.4.365.48OPC Foundation UA .NET Standard versions prior to 1.4.365.48 and OPC UA .NET Legacy are vulnerable t…

Risk 44
Severity
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

OPC Foundation UA .NET Standard versions prior to 1.4.365.48 and OPC UA .NET Legacy are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack overflow.

First published (updated )
CVE-2021-27432

opcfoundation Ua-.net-legacyFailure to validate certificates in OPC Foundation UA Client Applications communicating without secu…

Risk 31
Severity
5.3
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Failure to validate certificates in OPC Foundation UA Client Applications communicating without security allows attackers with control over a piece of network infrastructure to decrypt passwords.

First published (updated )
CVE-2018-12087

opcfoundation Ua-.net-legacyXEE

Risk 54
Severity
8.2
XEE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

An XXE vulnerability in the OPC UA Java and .NET Legacy Stack can allow remote attackers to trigger a denial of service.

First published (updated )
CVE-2018-12585

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