// For flags

CVE-2019-19135

 

Severity Score

7.4
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

En las bases del código OPC Foundation OPC UA .NET Standard versiones 1.4.357.28, los servidores no crean suficientemente números aleatorios en OPCFoundation.NetStandard.Opc.Ua versiones anteriores a 1.4.359.31, lo que permite a atacantes de tipo man in the middle reutilizar las credenciales de usuario cifradas enviadas a través de la red.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-11-20 CVE Reserved
  • 2020-03-16 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-330: Use of Insufficiently Random Values
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Opcfoundation
Search vendor "Opcfoundation"
 Netstandard.opc.ua
Search vendor "Opcfoundation" for product "Netstandard.opc.ua"
 < 1.4.359.31
Search vendor "Opcfoundation" for product "Netstandard.opc.ua" and version " < 1.4.359.31"
-
Affected
Opcfoundation
Search vendor "Opcfoundation"
 Ua-.netstandard
Search vendor "Opcfoundation" for product "Ua-.netstandard"
 1.4.357.28
Search vendor "Opcfoundation" for product "Ua-.netstandard" and version "1.4.357.28"
-
Affected