CVE-2023-33919

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

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*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 web interface of affected devices is vulnerable to command injection due to missing server side input sanitation. This could allow an authenticated privileged remote attacker to execute arbitrary code with root privileges.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Multiple

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2023-05-23 CVE Reserved
2023-06-13 CVE Published
2024-08-02 CVE Updated
2025-01-03 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

CAPEC

References (4)

URL	Tag	Source
http://packetstormsecurity.com/files/173370/Siemens-A8000-CP-8050-CP-8031-Code-Execution-Command-Injection.html
http://seclists.org/fulldisclosure/2023/Jul/14
http://seclists.org/fulldisclosure/2024/Jul/4

URL	Date	SRC

URL	Date	SRC
https://cert-portal.siemens.com/productcert/pdf/ssa-731916.pdf	2024-07-04

URL	Date	SRC

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-8031 Master Module Search vendor "Siemens" for product "Cp-8031 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-8050 Master Module Search vendor "Siemens" for product "Cp-8050 Master Module"	-	-	Safe