// For flags

CVE-2023-33921

Siemens A8000 CP-8050 / CP-8031 Code Execution / Command Injection

Severity Score

6.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). The affected devices contain an exposed UART console login interface. An attacker with direct physical access could try to bruteforce or crack the root password to login to the device.

*Credits: N/A
CVSS Scores
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
Poc
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-05-23 CVE Reserved
  • 2023-06-13 CVE Published
  • 2025-01-02 CVE Updated
  • 2025-01-03 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-749: Exposed Dangerous Method or Function
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Siemens
Search vendor "Siemens"
Cpci85 Firmware
Search vendor "Siemens" for product "Cpci85 Firmware"
< v05
Search vendor "Siemens" for product "Cpci85 Firmware" and version " < v05"
-
Affected
in Siemens
Search vendor "Siemens"
Cp-8050 Master Module
Search vendor "Siemens" for product "Cp-8050 Master Module"
--
Safe
Siemens
Search vendor "Siemens"
Cpci85 Firmware
Search vendor "Siemens" for product "Cpci85 Firmware"
< v05
Search vendor "Siemens" for product "Cpci85 Firmware" and version " < v05"
-
Affected
in Siemens
Search vendor "Siemens"
Cp-8031 Master Module
Search vendor "Siemens" for product "Cp-8031 Master Module"
--
Safe