// For flags

CVE-2023-33235

MXsecurity Command Injection Vulnerability

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

MXsecurity version 1.0 is vulnearble to command injection vulnerability. This vulnerability has been reported in the SSH CLI program, which can be exploited by attackers who have gained authorization privileges. The attackers can break out of the restricted shell and subsequently execute arbitrary code.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Moxa MXsecurity Series appliances. Authentication is required to exploit this vulnerability.
The specific flaw exists within the SSH CLI program. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the administrative user.

*Credits: Simon Janz (@esj4y)
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
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-05-19 CVE Reserved
  • 2023-05-22 CVE Published
  • 2024-05-28 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
CAPEC
  • CAPEC-248: Command Injection
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Moxa
Search vendor "Moxa"
Mxsecurity
Search vendor "Moxa" for product "Mxsecurity"
1.0
Search vendor "Moxa" for product "Mxsecurity" and version "1.0"
-
Affected