// For flags

CVE-2021-27475

Rockwell Automation Connected Components Workbench Deserialization of Untrusted Data

Severity Score

8.6
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Rockwell Automation Connected Components Workbench v12.00.00 and prior does not limit the objects that can be deserialized. This vulnerability allows attackers to craft a malicious serialized object that, if opened by a local user in Connected Components Workbench, may result in remote code execution. This vulnerability requires user interaction to be successfully exploited.

Rockwell Automation Connected Components Workbench versiones v12.00.00 y anteriores, no limita los objetos que pueden ser deserializados. Esta vulnerabilidad permite a atacantes diseñar un objeto serializado malicioso que, si es abierto por un usuario local en Connected Components Workbench, puede resultar en una ejecución de código remota. Esta vulnerabilidad requiere la interacción del usuario para ser explotada con éxito

*Credits: Mashav Sapir of Claroty reported these vulnerabilities to Rockwell Automation.
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-02-19 CVE Reserved
  • 2022-03-23 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-11-10 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-502: Deserialization of Untrusted Data
CAPEC
References (1)
URL Tag Source
https://www.cisa.gov/uscert/ics/advisories/icsa-21-133-01 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Rockwellautomation
Search vendor "Rockwellautomation"
 Connected Components Workbench
Search vendor "Rockwellautomation" for product "Connected Components Workbench"
 <= 12.00.00
Search vendor "Rockwellautomation" for product "Connected Components Workbench" and version " <= 12.00.00"
-
Affected