CVE-2019-19135

Description

In OPC Foundation OPC UA .NET Standard codebase 1.4.357.28, servers do not create sufficiently random numbers in OPCFoundation.NetStandard.Opc.Ua before 1.4.359.31, which allows man in the middle attackers to reuse encrypted user credentials sent over the network.

Category

7.4
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Vendor Advisory opcfoundation.org Vendor Advisory opcfoundation.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://opcfoundation.org/security-bulletins/ vendor advisory
https://opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2019-19135.pdf patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-19135?
CVE-2019-19135 has been scored as a high severity vulnerability.
How to fix CVE-2019-19135?
To fix CVE-2019-19135, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-19135 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-19135 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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