// For flags

CVE-2020-12527

Improper Access Validation in products of MB connect line and Helmholz

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An issue was discovered in MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2. Improper access validation allows a logged in user to shutdown or reboot devices in his account without having corresponding permissions.

Se ha descubierto un problema en la línea de conexión MB mymbCONNECT24, mbCONNECT24 y Helmholz myREX24 y myREX24.virtual en todas las versiones hasta la v2.11.2. Una validación de acceso inadecuada permite a un usuario conectado apagar o reiniciar los dispositivos de su cuenta sin tener los permisos correspondientes

*Credits: OTORIO reported the vulnerabilities to MB connect line. CERT@VDE coordinated.
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-04-30 CVE Reserved
  • 2021-03-02 CVE Published
  • 2024-03-30 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-269: Improper Privilege Management
CAPEC
References (2)
URL Tag Source
https://cert.vde.com/en/advisories/VDE-2021-003 Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2022-039 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
Mbconnectline
Search vendor "Mbconnectline"
 Mbconnect24
Search vendor "Mbconnectline" for product "Mbconnect24"
 <= 2.11.2
Search vendor "Mbconnectline" for product "Mbconnect24" and version " <= 2.11.2"
-
Affected
Mbconnectline
Search vendor "Mbconnectline"
 Mymbconnect24
Search vendor "Mbconnectline" for product "Mymbconnect24"
 <= 2.11.2
Search vendor "Mbconnectline" for product "Mymbconnect24" and version " <= 2.11.2"
-
Affected
Helmholz
Search vendor "Helmholz"
 Myrex24
Search vendor "Helmholz" for product "Myrex24"
 <= 2.11.2
Search vendor "Helmholz" for product "Myrex24" and version " <= 2.11.2"
-
Affected
Helmholz
Search vendor "Helmholz"
 Myrex24.virtual
Search vendor "Helmholz" for product "Myrex24.virtual"
 <= 2.11.2
Search vendor "Helmholz" for product "Myrex24.virtual" and version " <= 2.11.2"
-
Affected