CVE-2021-32970
Moxa NPort IAW5000A-I/O Series Serial Device Server Improper Input Validation
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
Data can be copied without validation in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier, which may allow a remote attacker to cause denial-of-service conditions.
Los datos pueden ser copiados sin ser comprobados en el servidor web incorporado en la serie Moxa NPort IAW5000A-I/O firmware versión 2.2 o anterior, lo que puede permitir a un atacante remoto causar condiciones de denegación de servicio
*Credits:
Konstantin Kondratev, Evgeniy Druzhinin and Ilya Karpov of Rostelecom-Solar reported these vulnerabilities to Moxa.
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
- 2021-05-13 CVE Reserved
- 2022-04-01 CVE Published
- 2023-10-23 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-21-187-01 | Mitigation | |
| https://www.moxa.com/en/support/product-support/security-advisory/nport-iaw5000a-io-serial-device-server-vulnerabilities | 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 |
| Moxa Search vendor "Moxa" | Nport Iaw5150a-6i\/o Firmware Search vendor "Moxa" for product "Nport Iaw5150a-6i\/o Firmware" | <= 2.2 Search vendor "Moxa" for product "Nport Iaw5150a-6i\/o Firmware" and version " <= 2.2" | - |
Affected
| in | Moxa Search vendor "Moxa" | Nport Iaw5150a-6i\/o Search vendor "Moxa" for product "Nport Iaw5150a-6i\/o" | - | - |
Safe
|
| Moxa Search vendor "Moxa" | Nport Iaw5150a-12i\/o Firmware Search vendor "Moxa" for product "Nport Iaw5150a-12i\/o Firmware" | <= 2.2 Search vendor "Moxa" for product "Nport Iaw5150a-12i\/o Firmware" and version " <= 2.2" | - |
Affected
| in | Moxa Search vendor "Moxa" | Nport Iaw5150a-12i\/o Search vendor "Moxa" for product "Nport Iaw5150a-12i\/o" | - | - |
Safe
|
| Moxa Search vendor "Moxa" | Nport Iaw5250a-6i\/o Firmware Search vendor "Moxa" for product "Nport Iaw5250a-6i\/o Firmware" | <= 2.2 Search vendor "Moxa" for product "Nport Iaw5250a-6i\/o Firmware" and version " <= 2.2" | - |
Affected
| in | Moxa Search vendor "Moxa" | Nport Iaw5250a-6i\/o Search vendor "Moxa" for product "Nport Iaw5250a-6i\/o" | - | - |
Safe
|
| Moxa Search vendor "Moxa" | Nport Iaw5250a-12i\/o Firmware Search vendor "Moxa" for product "Nport Iaw5250a-12i\/o Firmware" | <= 2.2 Search vendor "Moxa" for product "Nport Iaw5250a-12i\/o Firmware" and version " <= 2.2" | - |
Affected
| in | Moxa Search vendor "Moxa" | Nport Iaw5250a-12i\/o Search vendor "Moxa" for product "Nport Iaw5250a-12i\/o" | - | - |
Safe
|