// For flags

CVE-2022-39823

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free error

Se ha detectado un problema en Softing OPC UA C++ SDK versiones 5.66 hasta 6.x anteriores a 6.10. Una petición de exploración OPC/UA que exceda el límite del servidor en puntos de continuación puede causar un error de uso de memoria previamente liberada

*Credits: N/A
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
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2022-09-05 CVE Reserved
  • 2022-10-20 CVE Published
  • 2025-05-08 CVE Updated
  • 2025-07-15 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Softing
Search vendor "Softing"
 Opc
Search vendor "Softing" for product "Opc"
 >= 5.20 <= 5.22
Search vendor "Softing" for product "Opc" and version " >= 5.20 <= 5.22"
-
Affected
Softing
Search vendor "Softing"
 Opc Ua C\+\+ Software Development Kit
Search vendor "Softing" for product "Opc Ua C\+\+ Software Development Kit"
 >= 5.70 <= 6.00
Search vendor "Softing" for product "Opc Ua C\+\+ Software Development Kit" and version " >= 5.70 <= 6.00"
-
Affected