// For flags

CVE-2022-29866

OPC Foundation UA .NET Standard TranslateBrowsePathsToNodeId Resource Exhaustion Denial-of-Service Vulnerability

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

OPC UA .NET Standard Stack 1.04.368 allows a remote attacker to exhaust the memory resources of a server via a crafted request that triggers Uncontrolled Resource Consumption.

OPC UA .NET Standard Stack versión 1.04.368, permite a un atacante remoto agotar los recursos de memoria de un servidor por medio de una petición diseñada que desencadena un consumo no controlado de recursos

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the TranslateBrowsePathsToNodeId method. The issue results from the lack of proper validation of user-supplied data, which can result in a memory exhaustion condition. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

*Credits: Uriya Yavnieli, JFrog Security Research Team
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-04-27 CVE Reserved
  • 2022-06-16 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-11-15 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
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"
Ua .net Standard Stack
Search vendor "Opcfoundation" for product "Ua .net Standard Stack"
< 1.4.368.58
Search vendor "Opcfoundation" for product "Ua .net Standard Stack" and version " < 1.4.368.58"
-
Affected