// For flags

CVE-2022-32138

CODESYS runtime system prone to denial of service due to Unexpected Sign Extension

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.

En diversos productos CODESYS, un atacante remoto puede diseñar una petición que puede causar una extensión de signo inesperada, resultando en una condición de negación de servicio o sobreescritura de memoria

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-05-31 CVE Reserved
  • 2022-06-24 CVE Published
  • 2024-09-06 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-194: Unexpected Sign Extension
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Codesys
Search vendor "Codesys"
 Plcwinnt
Search vendor "Codesys" for product "Plcwinnt"
 >= 2.0 < 2.4.7.57
Search vendor "Codesys" for product "Plcwinnt" and version " >= 2.0 < 2.4.7.57"
-
Affected
Codesys
Search vendor "Codesys"
 Runtime Toolkit
Search vendor "Codesys" for product "Runtime Toolkit"
 >= 2.0 < 2.4.7.57
Search vendor "Codesys" for product "Runtime Toolkit" and version " >= 2.0 < 2.4.7.57"
x86
Affected