// For flags

CVE-2021-32935

Cognex In-Sight OPC Server - Deserialization of Untrusted Data

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The affected Cognex product, the In-Sight OPC Server versions v5.7.4 (96) and prior, deserializes untrusted data, which could allow a remote attacker access to system level permission commands and local privilege escalation.

El producto de Cognex afectado, el servidor In-Sight OPC versión v5.7.4 (96) y anteriores, de serializa datos que no son confiables, lo que podría permitir a un atacante remoto acceder a comandos de permisos a nivel del sistema y escalar privilegios locales

*Credits: Amir Preminger of Claroty reported this vulnerability to CISA.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-05-13 CVE Reserved
  • 2022-05-23 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-12-27 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-21-224-01 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
Cognex
Search vendor "Cognex"
 In-sight Opc Server
Search vendor "Cognex" for product "In-sight Opc Server"
 <= 5.7.4_\(96\)
Search vendor "Cognex" for product "In-sight Opc Server" and version " <= 5.7.4_\(96\)"
-
Affected