// For flags

CVE-2020-25229

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.

Se ha identificado una vulnerabilidad en LOGO!&#xa0;8 BM (incluyendo variantes SIPLUS) (Todas las versiones anteriores a V8.3).&#xa0;El cifrado implementado para la comunicación con los dispositivos afectados es propenso a reproducir ataques debido al uso de una clave estática.&#xa0;Un atacante podría cambiar la contraseña o cambiar la configuración en cualquier dispositivo afectado si usa mensajes preparados que se generaron para otro dispositivo

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-09-10 CVE Reserved
  • 2020-12-14 CVE Published
  • 2023-08-30 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-321: Use of Hard-coded Cryptographic Key
  • CWE-798: Use of Hard-coded Credentials
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf 2022-04-25
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Siemens
Search vendor "Siemens"
 Logo\! 8 Bm Firmware
Search vendor "Siemens" for product "Logo\! 8 Bm Firmware"
 < 8.3
Search vendor "Siemens" for product "Logo\! 8 Bm Firmware" and version " < 8.3"
-
Affected
in Siemens
Search vendor "Siemens"
 Logo\! 8 Bm
Search vendor "Siemens" for product "Logo\! 8 Bm"
--
Safe