CVE-2020-7536
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 CWE-754:Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M340 CPUs (BMXP34* versions prior to V3.30) Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4 BMXNOE0110 (H) versions prior to V6.6 BMXNOR0200H all versions), that could cause the device to be unreachable when modifying network parameters over SNMP.
Una CWE-754: Se presenta una vulnerabilidad de Comprobación Inapropiada de Condiciones Inusuales o Excepcionales en Modicon M340 CPUs (BMXP34* versiones anteriores a V3.30) Módulos Modicon M340 Communication Ethernet (BMXNOE0100 (H) versiones anteriores a V3.4, BMXNOE0110 (H) versiones anteriores a V6.6, BMXNOR0200H todas las versiones), lo que podría causar que el dispositivo no sea accesible cuando se modifican los parámetros de red a través de SNMP
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-01-21 CVE Reserved
- 2020-12-11 CVE Published
- 2023-08-26 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://security.cse.iitk.ac.in/responsible-disclosure | 2024-04-10 | |
| https://www.se.com/ww/en/download/document/SEVD-2020-343-07 | 2024-04-10 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp341000 Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp341000 Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp341000 Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp341000 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp341000" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp342000 Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342000 Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342000 Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp342000 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342000" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420102 Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102 Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102 Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420102 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420102cl Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102cl Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102cl Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420102cl Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420102cl" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp342020 Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342020 Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342020 Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp342020 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp342020" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420302 Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302 Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302 Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420302 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420302cl Firmware Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302cl Firmware" | < 3.30 Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302cl Firmware" and version " < 3.30" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Modicon M340 Bmxp3420302cl Search vendor "Schneider-electric" for product "Modicon M340 Bmxp3420302cl" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Bmxnoe0100 Firmware Search vendor "Schneider-electric" for product "Bmxnoe0100 Firmware" | < 3.4 Search vendor "Schneider-electric" for product "Bmxnoe0100 Firmware" and version " < 3.4" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Bmxnoe0100 Search vendor "Schneider-electric" for product "Bmxnoe0100" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Bmxnoe0110 Firmware Search vendor "Schneider-electric" for product "Bmxnoe0110 Firmware" | < 6.6 Search vendor "Schneider-electric" for product "Bmxnoe0110 Firmware" and version " < 6.6" | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Bmxnoe0110 Search vendor "Schneider-electric" for product "Bmxnoe0110" | - | - |
Safe
|
| Schneider-electric Search vendor "Schneider-electric" | Bmxnor0200h Firmware Search vendor "Schneider-electric" for product "Bmxnor0200h Firmware" | * | - |
Affected
| in | Schneider-electric Search vendor "Schneider-electric" | Bmxnor0200h Search vendor "Schneider-electric" for product "Bmxnor0200h" | - | - |
Safe
|